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Mathematics Questions and Answers June 05, 2021

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2. Gastric freezing was once a recommended treatment for ulcers in the upper Intestine. Use of gastric freezing stopped after experiments showed it had no effect. One randomized comparative experiment found that 28 of 82 gastric freezing patients improved, while 30 of the 78 patients in the placebo group improved. We can test the hypothesis of "no

2 3 T 4 5 6 33 For Tom's savings acount, the interest earned varies jointly with the principal and amount of time (in years) since opening the acount. If Tom opened the account 3 years ago with $1,200 and earned $144 in interest, how 2/1 much interest will he have earned 8 years after opening the account? Show Your Work

Practice your knowledge of determining the number of solutions of a system of equations by completing the following activity. First, complete the six exercises in this Systems of Linear Equations activity. In this activity, you will practice recognizing the different types of solutions of a system of equations. There may be One solution, No

Find all complex solutions of x 2 - 4 x + 2 = 0 .

Bravo and Kampaul are partners in a partnership trading as b Distributors Talis partnership, Bravo and Rampaul ate, partners in a partnership trading as B & R Distributors. This partnership 15. located in. Westmoreland Jamaica The posiness has veerf trading successfulny for more than is located in Westmoreland, Jamaica. .The business has been

The following data represent weights (pounds) of a random sample of professional football players on the following teams. X1 = weights of players for the Dallas Cowboys X2 = weights of players for the Green Bay Packers X3 = weights of players for the Denver Broncos X4 = weights of players for the Miami Dolphins X5 = weights of players for the San

Tests of Within-Subjects Effects: Could you interpret the two bold black areas? Measure: MEASURE_1 Source Type III Sum of Squares df Mean Square F Sig. Partial Eta Squared Time Sphericity Assumed 644.823 2 322.412 78.681 .000 .481 Greenhouse-Geisser 644.823 1.292 499.246 78.681 .000 .481 Huynh-Feldt 644.823 1.318 489.062 78.681 .000 .481

Assume that when adults with smartphones are randomly selected, 62% use them in meetings or classes. If 7 adult smartphone users are randomly selected, nd the probability that exactly 3 of them use their smartphones in meetings or classes. The probability iS = type your answer... (Round to four decimal places as needed.) For the probability

The Fox TV network is considering replacing one of its prime-time crime investigation shows with a new family-oriented comedy show. Before a final decision is made, network executives commission a sample of 560 viewers. After viewing the comedy, 450 indicated they would watch the new show and suggested it replace the crime investigation show.

J (9 (5)) = Question 5: (5 points) A rain drop hitting a lake makes a circular ripple. If the radius, in inches, grows as a function of time in minutes according to r (t) = 30vt + 2, find the area of the ripple as a function of time. Find the area of the ripple at t = 2. Enter the exact answer. For the number 7, you can either type pi or you can

10.An electronics firm wants to survey its employees to determine their attitudes toward employee compensation. They obtain the sample for the survey by randomly selecting on the the first 20 names on an alphabetical list of employees and then select each 20" name on the list from then on. This is an example of which of the follow? (a) simple

For sample size M = 1 0 0 , 5 0 0 , 1 0 0 0 , 2 0 0 0 , ( compare the mean and standard devi - ations of the estimates. ( c ) ( For graduate students 8 6 2 only ) Implement MC integration using self - normalized importance sampling with g ( x ) from a mixture normal density. Explain the pro - cedure and integrate your results clearly.

Score on last try: 0 of 2 pts. See Details for more. Get a similar question You can retry this question below B Find an Euler path for the graph. Enter your response as a sequence of vertices in the order they are visited, for example, ABCDEA. Of ABCDF is incorrectPO. SEE UCLAIS TV1 INVIE. Get a similar question You can retry this question below B

A particular lake is known to be one of the best places to catch a certain type of fish. In this table, x = number of fish caught in a 6-hour period. The percentage data are the percentages of fishermen who caught x fish in a 6-hour period while fishing from shore. x: 0 1 2 3 4 or more %: 43% 35% 15% 6% 1% (a) Convert the percentages to

Manuela has saved $12000 over the last 10 years. She decides to invest some of it at 5.5% annual interest and the rest at 4.5% annual interest. After one year, her total interest from both accounts is $628. How much did she invest in each account? (Clearly label which amount is for which account in your answer. A. [3 pts] Dene variables to

All details are in the picture Review Calculus I: Problem 9 Previous Problem Problem List Next Problem (1 point) Let f (x ) = x2 - 2x. (A) Find the slope of the secant line joining (1, f (1) ) and (9, f (9) ). Slope of secant line = (B) Find the slope of the secant line joining (5, f (5 ) ) and (5 + h, f (5 + h)). Slope of secant line = (C) Find

A baseball analyst would like to study various team statistics for the 2012 baseball season to determine if a team's earned run average(ERA), a measure of pitching performance, to predict the number of wins. He collects the team ERA and team wins for each of the 30 MLB teams and analyze the data as follows, fill in all blank below and answer

f(x)=7x+e^(5sin(x)) is rotated counterclockwise about the origin through an acute angle . What is the largest value of for which the rotated graph is still the graph of a function? What about if the graph is rotated clockwise? To answer this question we need to find the maximal slope ofy=f(x) y=f(x), which is, and the minimal slope which is. Thus

find the value of each objective function then find the maximum value and minimum value of the objective function. 2. The objective function is z = 30x + 60y. 12- A. Find the value of the objective function at each corner of the graphed region. B(4:9) B. Find the maximum value of the objective function. 6- C. Find the minimum value of the

In column G, the database did not export die formatting for the phone numbers. In cells H7:H14, use Flash Fill to add formatting back to the phone number. In cell H7, type(505) 5554812. There is only one space between the ")" and the 5. Note, Mac users, in cells H7:H8 type the phone numbers using the format 505 555-1812. The Evaluations worksheet

here is the complete question. use confidence level 95% if needed AutoSave . OFF ~ 4 6 565 : MAT10251 Special Exam Resit Exam Study Period 4 2020 Online - Saved to my Mac Home Insert Draw Design Layout References Mailings Review View Tell me Share Comments Calibri (BO... ~ 12 A" A Aa Ap AaBbCcDdE AaBbCCD AaBbCcDdl AaBbCcDd| |AaBbCcDdEt AaBb Paste

A box contains 6 red balls, 5 green balls, and 2 blue balls. You pull 2 balls from the box (one at a time) WITHOUT replacement. LEAVE ALL ANSWERS AS FRACTIONS Find the probability of the following: a.) P(Red on 1st ball AND Red on 2nd ball) =l | b.)P[Green on 1st ballAND Red on 2nd balll=| l c.) P(Blue on 'lst ball AND Green on 2nd ball] =l |

7. A credit card company charges a customer 1.5% per month on the unpaid balance of charges on the credit card. What is the finance charge in a month when the customer has an unpaid SI balance of $254? What is the total amount that must be paid to have the account paid in full? age ross to deSI al doidw Seggs edmut nesob s mont jog boy ob 289 10

please help answer A beginning unicyclist is attempting to unicycle from his garage to the end of his drivewaya distance of 200 feet. His skill is such that, once mounted on the unicycle, he will fall within a distance of :5 feet from his starting point with probability given by x / 250 (172/5002, for 0

Here is a link for doc where I got the assignment: chrome-extension://bpmcpldpdmajfigpchkicefoigmkfalc/views/app.html Procedure 1. Weigh out between 2 - 3 g of the unknown mixture, using a spatula, in a 100 or 150 mL beaker and record the mass, include all numbers from the balance on your data sheet. Extraction 2. Measure 50 mL of distilled water

Hello, i am having a hard time understanding it and doing this part of the questions. Can you please help me Homework: LP07 Homework Score:00f4pts I 4 50f10(aoomplete)v ) HWScora:73.59%,29.Mof4pts 8.2.14-T| seemennep | a Assuming Ihat the papulalian is normally cislribuled. eanslruet a 95% condence interval for the papulalion mean. based on ihe

Chapter 15 Q3 See attachment Is displacement an appropriate predictor for the model? 101 + Displacement an appropriate predictor because the scatterplot shows MSRP (thousands) 5 - 300 600 DisplacementOff-road motorcycles (often called "dirt bikes") offer great variation in features. This makes them a good set to study to learn about which features

For each , define = { + }. Let = { } Note: Ax stands for A subscript x a) Prove that is countable for every . b) Prove that is uncountable Given in question: You may use without proof the fact that a set is countable if and only if there is a sequence 0, 1, 2, ... in which every element of appears. My proof for (a): 1) Consider the sequence b0,

An employee at Coconino Community College (CCC) is evaluated based on goal setting and accomplishments toward goals, job effectiveness, competencies, CCC core values. Suppose for a specific employee, goal 1 has a weight of 20%, goal 2 has a weight of 20%, goal 3 has a weight of 10%, job effectiveness has a weight of 25%, competency 1 has a goal of

5. Use the first eight implication rules to create a proof of the following argument. 1 . ( C > G ) . (C > K ) 2. C I GVK 3. CK Select approriate expressions and rule: 1 Simp X 4. Select approriate expressions and rule: 1 Simp X a..... Type an expression: Select approriate expressions and rule: 5. N/A v N/A v N/A V N/A V V C ( ) [ ] { } Delete A B

x Question 2 > Score on last try: 0 of 1 pts. See Details for more. > Next question Get a similar question You can retry this question below Simple Saris is a retailer of women's fashion. They purchase garments in lots from a supplier and then sell them to customers in their store. It costs $7 to store one garment for a year. To reorder more

The following question: Solve the problem. The brightness of a \"young" star increases and decreases as a result of regional areas of "hot" and "cold" on the star's surface as well as variations in the density of the star;s planet-forming debris, which can obstruct light. Suppose that for a particular star, the average magnitude (measure of

Please answer these THREE questions with explanations : 9. In R-programming, which of the following is an example of a two-sided 2 independent sample t-test? A. >t.test(distance, accuracy, var.equal = TRUE, alternative = 'greater', paired = TRUE) B. >t.test(distance, accuracy, var.equal = TRUE, paired = TRUE) C. >t.test(distance, accuracy,

Question 14: Using the data in the attached line listing, complete the table below. Which food is the most likely vehicle of infection? Food Items Served Number of persons who ATE specified food Number of persons did NOT eat specified food Not Ill Total Percent III. (Attack rate) Not Ill Total Percent Ill (Attack rate) Attack Rate Ratio Baked ham

please help me with this textbook problem Question-1. Sam invests $30 in stock A and $70 in stock B. Let RA and RB denote the daily price change of stock A and B, respectively. For example, -0.03 means a decrease of 3%. RA and RB are distributed according to the following table, where each entry is equal P(RA = a, RB = b). a -0.03 0.00 +0.03 b

Can you please answer the question below? Thank you for all your help 10. The sales of a new model of digital camera are approximated by S(x) = 5000 - 4000e * where x represents the number of years that the digital camera has been on the market, and S(x) represents sales in thousands of dollars. a. Find the sales in year 0. b. When will the sales

The height y (in feet) of a ball thrown by a child is 7 - 1 2 2145 14 where I is the horizontal distance in feet from the point at which the ball is thrown. (a) How high is the ball when it leaves the child's hand? feet (b) What is the maximum height of the ball? feet (c) How far from the child does the ball strike the ground? Round your answers

Can someone help me with this question? 17. To illustrate the effects of driving under the influence (DUI) of alcohol, a police officer brought a DUI simulator to a local high school. Student reaction time in an emergency was measured with unimpaired vision and also while wearing a pair of special goggles to simulate the effects of alcohol on

Surface Area and Volume Quiz #1. Find the surface area of #2. Find the volume of the the prism. (4 points) cylinder. Leave your answer in terms of . (4 points) #3. Find the surface area #4. Find the volume of the prism. (4 points) of the pyramid. Round your answer to the 18 cm 12 cm nearest tenth. (4 points) 6.3 cm cm 6 cm

Continuity equation and implications: Take the divergence of Ampere's law, H = J D t , and then make use of H = 0 as well as Gauss's law, D = , to derive the continuity equation t J = 0. b) Recall that this equation is the mathematical representation of conservation of electrical charge. Explain this by interpreting the equation term by term what

E O FUNCTIONS Composition of a function with itself WOOOO 15 Suppose that the functions h and fare defined as follows. h(x) =x-7 f ( x ) = = Find the compositions hoh and fof. Simplify your answers as much as possible. (Assume that your expressions are defined for all x in the domain of the composition. You do not have to indicate the domain.) (

Q1 is the following model a probability model X P(x) 0.35 0.4 -0.05 0.3 A WN = In the given model, the probabilities associated with the outcomes 1, 2, and 4 are 0.35, 0.4, and 0.3, respectively. These probabilities are all between O and 1, satisfying the first criterion. However, the probability associated with the outcome 3 is -0.05, which is

8. Miguel wants to buy an entertainment system as a gift for his sister's wedding. He estimates that when she marries 1 year from now, the system will cost $2499, plus GST (government sales tax) at 6% and PST (provincial sales tax) at 8%. He knows he can deposit $225 a month into an account earning 3.5%la compounded monthly. Will he have enough

The marital status distribution of the U.S. male population, age 15 and older, is as shown below. Marital Status Percent never married 31.3 married 56.1 widowed 2.5 divorced/separated 10.1 Suppose that a random sample of 400 U.S. young adult males, 18 to 24 years old, yielded the following frequency distribution. We are interested in whether this

I want the answer as a text not on paper 3.5 Discussion: Polynomial Functions and Reciprocals Subscribe Choose a polynomial function. Create the graph of the function along with its reciprocal. Discuss the key features of the function and its reciprocal by considering the following: -X-intercepts of function -Vertical and horizontal asymptotes of

Song Mei Hui believes that the gender of potential employees may affect the original relationship between prestige and employer attraction. She asks Timothy to test this idea. a. How can Timothy test this idea? is. Provide a new equation of the model: include Song's ideas about the moderating effect of gender on the relationship between prestige

1) The U.S. Census Bureau conducts annual surveys to obtain information on the percentage of the voting-age population that is registered to vote. Suppose that 386 employed persons and 470 unemployed persons are independently and randomly selected, and that 180 of the employed persons and 174 of the unemployed persons have registered to vote. Can

CENGAGE | MINDTAP Q Search this course ? 15.5 Practice X Assignment: 15.5 Practice Assignment Score: 0.00% Save Submit Assignment for Grading Questions Exercise 15.19 Algo (Testing for Significance) Question 2 of 2 1. Check My Work 2 . O The following estimated regression equation is based on 10 observations was presented. A-Z EI y = 29.1270 +

The research objective for task 3 was to use an ANOVA test to compare the average consumer familiarity of the Big W brand and its competitor Kmart among multiple annual income groups. Consumer brand familiarity was measured using sample data collected from the survey question 'Rate your familiarity with following stores below...' to determine

Solve the problem. A $ 8 9 2 0 note is signed, for 4 0 days, at a discount rate of 6 . 5 % . Find the proceeds. $ 8 8 5 6 . 4 6 $ 8 9 2 0 . 0 0 $ 8 3 4 0 . 2 0 $ 8 8 5 5 . 5 8

(b) (pollies) Find a basis D- (01, 02 ) for V whose dual basis is C , L.e., 4. Let F = Z3 and let V = F2. Let E = (e1, e2) denote the standard basis for V. A basis for V V is given by EQ E = (e1 0 e1, e1 8 e2, e2 @ e1, e2 8 e2). (a) (3 points) Compute [(1, 2) @ (1, 1))]ESE. (b) (3 points) Let LA : V - V be the linear map defined via left

Shown below is a portion of an Excel output for regression analysis relating Y (dependent variable) and X (independent variable). ANOVA / df / SS Regression 1 / 2478.205 Residual 8 / 12036.195 Total 9 / 14514.400 Coefficients / Standard Error / t Stat / P-value Intercept 140.68 / 83.280 / 1.689 / 0.130 X 49.17/ 38.312/ 1.283 / 0.235 1. What is the

A pencil manufacturer experiences a marginal cost of C. (x) = 50 + 3x and a = 140 marginal revenue of R, (x) where x is the production and sales of the pencil per month. If the manufacturer's prot from the production and sales of x = 30 is RM350, find The cost function, (4 marks) 11. The monthly xed cost, (5 marks 10). (4 marks (Total: 25 marks)

Please help me to figure out as soon as possible! With CLEAR WRITING! Thanks! - Let i = x} be a differential equation on the plane R2. {a}- Let R be closed. hounded region in the plane that doea not contain any xed points of it = at} Suppose that on the boundary of R the 1rector eld it] points outward. Explain why R contains a closed orbit of i =

(for impeelion: Of all the registered automobiles in a city, 8% fail the emissions test. Thirteen automobiles are selected at random to undergo an emissions test. Round the answers to four decimal places. {a} Find the probability that exactly three of them fail the test. The probability that exactlyr three of them fail the test is E]. [b] Find the

QUESTION 1 Imagine we took a group of smokers, recorded how many cigarettes they smoked each day and then split them randomly into one of two 6-week interventions; 'hypnosis' or 'nicotine patch'. After the 6 weeks, we again recorded how many cigarettes they smoked each day and subtracted this number from the number of cigarettes they each smoked

Points: 5 of 25 Save ene is composed of two alleles. An allele can be either dominant or recessive. Suppose that a husband and wife, who are both carriers of the sickle-cell anemia allele but do not have the disease, decide to have a ild. Because both parents are carriers of the disease, each has one dominant normal-cell allele (S) and one

I just need help on the question in bold. Thanks! The rest of the questions are related to this one. The chart that is posted is also a reference to the question as well. Please make a EWMA control chart for the problem 1 copper concentration ppm data using ? = 0.1 and L = 2.7. Interpret the EWMA control chart in comparison to the CUSUM chart.

Q4 The Poor Internet Connection 15 Points You have been struggling with your home internet connection. Whenever you try to load a webpage, your browser takes a variable amount of time before it either serves you the webpage you requested or tells you that it cannot connect. Let A be the number of minutes it takes for the browser to give you a

Heres the question, Researchers are studying two populations of sea turtles. In population D, 30 percent of the turtles have a shell length greater than 2 feet. In population E, 20 percent of the turtles have a shell length greater than 2 feet. From a random sample of 40 turtles selected from D, 15 had a shell length greater than 2 feet. From a

Virginia College promotes a wide variety of executive training courses for firms in Arlington, Virginia, region. Director Marilyn Helms believes that individually type letters add a personal touch to marketing. To prepare letters for mailing, she conducts a time study of her secretaries. On the basis of the observations shown in the following

Safari File Edit View History Bookmarks Window Help 60% Tue 7:14 PM Q E . . . ^ cms.sunwestsd.ca C + CE UDLC Foundations 20 | Unit 3 | Lab3A 8. A hiker leaves base camp in Banff National Park and travels /20"wfor 0.7 km. Then the hiker travels $65"w until he is directly west of the camp. How far is the hiker form the camp to the nearest tenth of a

7. What two steps of the scientific method are going on the entire time? 8. Describe a hypothesis. 9. Read the statement below. Highlight the qualitative data and underline the quantitative data. Khloe has harvested ten white daisies from her flower garden. They smell like perfume and each flower has five petals. The stems are eight inches long,

Barbour Corporation, located in Buffalo, New York, is a retaller of high-tech products and is known for its excellent quality and Innovation. Recently, the firm conducted a relevant cost analysis of one of its product lines that has only two products, T-1 and T-2. The sales for T-2 are decreasing and the purchase costs are Increasing. The firm

Starting a gluten free and nut free restaurant has been a lifelong dream of Sydney Quintero, since he realized his dietary restrictions as a teenager. Now, that Sydney has graduated with his business degree, he is pursuing his dream. He has researched geographic locations around his state and selected three different cities, Fort Alden, Central

help me solve these webassignhet . a] a M7A'I Webassign (Graded) - TECH 205 Summer'l (a week), section 01, Summe... HUNTERDM3 5.3.010. 14. [-/6.66 Points] Find the (a) best-case, (b) worst-case, and (c) average-case number of

13. [5.881588 Points] I DETAILS ll PREVIOUSANSWERS I BBBASICSTATBACC 5.3.003. For each of the following situations, explain why the combinations rule or the permutations rule should be used. (a) Determine the number of different groups of 5 items that can be selected from 12 distinct items. 0 Use the permutations rule, since only the items in the

Write the interval that describes the following (F) fail to reject the null if: (G) give the value of the test statistic to two decimals (H) are the two drugs comparable yes or no Let's say you're testing two flu drugs A and B. Drug A works on 41 people out of a sample of 195. Drug B works on 351 people in a sample of 605. Are the two drugs

Problem 3 An important quality characteristic used by the manufacturers of ABC asphalt shingles is the amount of moisture the shingles contain when they are packaged. Customers may feel that they have purchased a product lacking in quality if they find moisture and wet shingles inside the packaging.In some cases, excessive moisture can cause the

Test I. Solve for the following problems. 1. Carmen invested Php50,000.00 at 101/2% simple interest for 120 days. Find the ordinary interest and final amount at the end of the term. 2. An amount of Php500,000 is invested in a 10-year trust fund that pays 6% annual simple interest. What is the total amount of trust fund at the end of 25 years? 3.

A researcher decides to analyze the effects of nutrition on personality. He collects 7 pairs of identical twins and randomly assigns one twin from each pair to a controlled diet condition. The twins assigned to the other condition are allowed to eat whatever they please. The following are scores on a standardized personality inventory: Personality

Mueller and Oppenheimer (2014) conducted a study examining whether taking notes by hand could lead to deeper processing of material than taking notes with a laptop. They flipped a coin to assign one half of the students participating in their study to watch a video lecture while taking notes with paper and pencil, and the other half of the

Please clear hand writing answer IV Currently Star City has a population of 600,000 and Central City has a population of 400,000. Each year 5% of Star City's population moves to Central City, and 10% of Central City's population moves to Star City, and the remaining residents stay where they are at. 1. Create a matrix of transition probabilities.

please answer the missing pleaseee ! ELABORATE Budgeting for Your Wheels in Personal Finance A Credit 2, you began the process of making a personal budget for yourself, both today. looking ten years into the future. One of the biggest and most important expenses you'll have as an adult is having a car, if you choose to have one. If you have a

2. You purchase an apartment for $389 400, pay 15% deposit, and mortgage the balance. You amortize your debt with monthly repayments for 25 years. What is your monthly payment if your interest rate for the loan is 3.79% compounded monthly? (3 marks) N (periods) = PV (present value) = I (Interest) = Payments/Year = Compounding/Year = Monthly

A student is taking a multiple-choice exam in which each question has four choices.Assume that the student has no prior knowledge of the correct answers to any of the questions. She has decided on a strategy in which she will place four balls (marked A, B, C, D) into a box. She randomly selects one ball for each question and replaces the ball in

question is below A company has set a goal of developing a battery that lasts 5 hours (300 minutes) in continuous use. A test of 12 of these batteries yielded a mean battery life of 306 minutes with a standard deviation of 29.3 minutes. When a test of significance was conducted the p-value was 0.493. What conclusion can be drawn from this data. O

You measure 4 4 textbooks' weights, and find they have a mean weight of 6 3 ounces. Assume the population standard deviation is 6 . 5 ounces. Based on this, construct a 9 0 % confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places < \ mu <

USA Today reported that approximately 25% of all state prison inmates released on parole become repeat offenders while on parole. Suppose the parole board is examining five prisoners up for parole. Let x = number of prisoners out of five on parole who become repeat offenders. x 012345 P ( x )0.2230.3780.2250.1340.0390.001 (a) Find the probability

Please help with second part The vectors v, = [-21 12=1 8/4,= 2/3am R. but do notfom abas's Find two diferent ways to express - 6 as a linear combination of V1, V2, V3- 20 - 6 Write as a linear combination of V1, V2, V3 when the coefficient of V3 is 0. 20 -6 20 ( 2 ) v 1 + ( - 4 ) V 2 - 6 Write as a linear combination of V1, V2, V3 when the

how do I work this out 0/: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test Hop=0.85 versus H, : p # 0.85 6.6 n -500, x = 410, a = 0.05 PE Is no (1 - Po) 3 107 Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) on O A. Yes,

A prism has a dispersion curve as shown. Which of these wavelengths would travel the fastest in this medium? a . 5 0 0 n m b . 4 5 0 n m c . 6 5 0 n m d . 6 0 0 n m

Ims.virtualhighschool.com + Quizzes - MAP4C d2+ FT, Fou.. Homework Help - Q&A from O. Homework Help - Q&A from O.. Homework Help - Q&A from O.. Homework Help - Q&A from O. Homework Help - Q&A from O. Algebraic Models Unit Test X Time Limit: 0:45:00 Time Left:0:44:40 Amir Shakeri: Attempt 1 5 Page 1: 1 2 3 Question 3 (1 point) Listen 4 5 6 Solve: 8

6. Given the graph as shown, answer the following questions. A. Approximately how many students can find Time Needed to Locate Suitable Library Materials suitable materials in 20 minutes? Number of 50 - B. What is the minimum time for at least 30 Students 40 - Able to Locate 30 students to find suitable materials in the Suitable Materials 20 -

A doctor wants to estimate the mean HDL cholesterol of all 20- to 29-year-old females. How many subjects are needed to estimate the mean HDL cholesterol within 2 points with 99 % confidence assuming s equals 14.4 based on earlier studies? Suppose the doctor would be content with 90 % confidence. How does the decrease in confidence affect the

I am writing this because I have to provide a minimum of 10 characters to post.-ignore All the information is in here. This is precalculus. Let t be the time in seconds, 0

IGI investment company is based in Amsterdam, the Netherland. It manages investment portfolio of its clients stemming from different races, occupations, and age groups. Recently, the company performed a research study regarding the size of online investment portfolios of its clients. The investment portfolio is consisting of stocks, bonds, mutual

Suppose we would like to compare the mean amount of time students spend studying to the mean amount of time students spend doing hobbies. We randomly sample 30 students and ask how much time they spend studying per week. We find that the mean amount of time was 6 hours with a standard deviation of 2 hours. We also randomly sample 25 students and

just write the last answer 1. A 0.30 g piece of copper is heated and fashioned into a bracelet. The amount of energy transferred by heat to the copper is 66,300 J. If the specific heat of copper is 390 J/g o C, what Is the change of the copper's temperature? ........................... 2. A 2 kilogram block of metal with a specific heat of 100

9.3.3 A study was conducted that measured the total brain volume (TBV) (in ) of patients that had schizophrenia and patients that are considered normal.Table #9.3.5 contains the TBV of the normal patients and table #9.3.6 contains the TBV of schizophrenia patients ("SOCR data oct2009," 2013).Is there enough evidence to show that the patients with

thanks in advance A researcher intends to estimate the effect of a drug on the scores of human subjects performing a task of psychomotor coordination. The members of a random sample of 9 subjects were given the drug prior to testing. The mean score in this group was 9.96, and the sample variance was 17.55. An independent random sample of 10

1. A rower is rowing in a race. After 24 minutes of rowing, she has 12km left to go. After 52 minutes, she has 5km left to go. Assume the rower rows at a constant rate without stopping until she completes the race. (a) Determine the equation that represents the rower's remaining distance in the race with respect to time. (b) Draw a graph that

4. 5. 6. Draw the network diagram; determine the earliest and latest activity times, the expected time of completion, standard deviation, and the probability that the project will be completed in 4|] weeks or less. A manager is attempting to put together an aggregate plan for the coming nine months. She has obtained a forecast of expected demand

9. 10. 11. 15 in. 4 ft 3 ft 8.5 cm 5 fti 7.5 cm 1 ft 1 ft 8.5 cm 6 ft 5 cm 8 cm 14 in. 13 in. 12. The bases of a prism are right triangles with side lengths 6 meters, 8 meters, and 10 meters. The height of the prism is 3 meters. What is the lateral area of the prism? What is the total surface area? 13. A rectangular prism has a length of 8 inches

Please Help! Write an equation for a line parallel to y = 4a: 1 and passing through the point (2.6) H ] Characteristics of Linear Functions For each function below, identify the Slope, horizontal-intercept and vertical-intercept Write your numerical answers as whole numbers or reduced fractions. (not mixed numbers). Write your intercepts as

Please help with this problem. Thank you! Q2 Quadratic Functions 10 Points An apartment complex manager estimates that for each $25 increase in monthly rent, the number of apartments rented decreases by 1. The current rent for each apartment is $800 per month and at this rent, all 80-units are full. Q2.1 Part a) 1 Point What is the monthly revenue

Question is below in Attachment The Affordable Care Act created a market place for individuals to purchase health care plans. In 2014, the premiums for a 27 year old for the bronze level health insurance are given in the following table ("Health insurance marketplace," 2013). $114 $119 $121 $125 $132 $139 $139 $141 $143 $145 $151 $153 $156 $159

The U.S. Bureau of Mines produces data on the price of minerals. Shown here are the average prices per year for several minerals over a decade. Use these data and multiple regression to produce a model to predict the average price of gold from the other variables. Comment on the results of the process. Gold Copper Silver Aluminum ($ per oz.)

Discover! Gross Domestic Product s align9 19 to enoltsollay Gross Domestic Product (GDP) is the market value of all officially recognized final goods and services produced within a country in a year. GDP per capita is the market value of all officially recognized goods and services produced within a country per person. GDP per capita is often

QUESTION 20 For the given functions f and g, find the requested composite function. f(x) = 6 x - 4 . B(x) = 4x Find (f o g)(x). O 24x 5+ 16x 5x - 20 24x O 24x 5- 1 6x O 6x 5-16x QUESTION 21 Solve the equation. 2 (7 + 3x) = 1 O O {1} O {-3} O (3} QUESTION 22 List the intercepts for the graph of the equation. x 2 + y - 1 =0 O (-1, 0), (0, -1), (1,

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