Mathematics Questions and Answers October 06, 2020

this is Calculus No credit for correct answer(s) without correct work. Express x2 as a ratio of two integers. Express 23 accurate to 6 decimal places. f(In ) Complete two iterations of Newton's Method ( an+1 = Un - f (In) to find approximate solution to the equation 14 -2-4 = 0 Start with 21 = -1

show working out please b) For the second example the current in a circuit is related to time by the following equation: 8 5 sin(2t) + 3 Hint: Q = It where Q =charge, I =current, t =time Calculate using definite integration the charge developed in the circuit from 0.2 to 0.7 seconds. ii) Estimate using summation the charge developed in the circuit

Current Grade: 0.0 / 10.0 Remaining Time: Unlimited (cm ) Determine the rate at which the surface area of a sphere is increasing at the instant when the radius is 88.3 cm and the radius is increasing at the rate of 6.3 Use: A = 4 TT2 Rate at which surface area is increasing is = Number (in cm2/s) Enter your answer rounded to nearest tenth (to one

i just need # 11 Exercise: Find the Sine, Cosine, and Tangent of 2 times Theta + PDF Transcript for Exercise: : Find the Sine, Cosine, and Tangent of 2 times Theta 8. sin 0 = =, tan 0 > 0 9. cos 0 = V5 5 , Sin 0 > 0 Answer 5 10. cos 0 = - 0 in Quadrant III 8 11. tan 0 = NIU 0 in Quadrant II AnswerFor Exercises, 21-. 34, verify the identity. (See

What are the differences between population parameters and sample statistics?

D Question 5 4 pts The population P of a certain bacteria in a culture is modelled by the differential equation: de = 0.5P (1 - P For each of the following initial population values, determine whether the population at time t = 0 is increasing, decreasing, or neither. A. P(0) = 7, 100 bacteria. Decreasing B. P(0) = 5, 800 bacteria. Decreasing C.

Suppose W has pdf .f(u,) w 0. Show that E(VV) C for some constant C and evaluate the constant. Hint use an appropriate change of variables.

lfx > 0, nd the equation of the line normal to y = (x + 1)3 and with slope - 1 27 . View the curve and normal line on a graphing calculator. The equation of the normal line is y= View the curve and normal line on a graphing calculator. Choose the correct graph below. OA. Q Q OB. q Q 9,0 9,0

Question 9. For metro areas that have at least 1 professional team, how much does their population have to increase to support another team? .5472 x million (use 2 decimal places)

A company prices its tornado insurance using the following assumptions: . In any calendar year, there can be at most one tornado. . In any calendar year, the probability of a tornado is 0.09. . The number of tornadoes in any calendar year is independent of the number of tornados in any other calendar year. Using the company's assumptions,

6 Safari File Edit View History Bookmarks Window Help . MonJul'll 3:30PM 0 O 0 ED Bwebassignmet Vt Stewart7e Module 7 Homework - MAT-110, section 0N502_20225U2, Summer 2 2022 | WebAssign u Course Hero LJ *1 %J LJ L_J Screen Shot 22-07m6.2'| PM The graph shows the deer population in a Pennsylvania county between 2010 and 2014. Assume that the

A multiple choice exam has a mean of l and a standard deviation of 13. About what percent of people would be expected to score 115 or more on the exam

Below is the data for the Percent of Births to Unmarried Women in 31 European counties (plus a few others like Iceland). The data are 2018 taken from ESTAT (Eurostat, site of demographic and economic data on European countries). You will see the percentage varies a lot across the countries. A comparable figure for the U.S. is 39.6 in 2018. STEM

6. Apply the Secant Method to the problem above with the same stopping criterion. Use initial guesses 271 = 50 and :52 = 49. Turn in a code listing, the answers, and the number of iterations

The following table shows hypothetical data for two experimental treatments (Treatment A and Treatment B) against two stages of cancer (Early and Advanced). "Remission" indicates a successful treatment. \"Rate" is the proportion of remissions. _3!l"_ I-Iiiii SIODS m-m-I-im E-n-In-lm This table shows the same data aggregated into a two-way table.

A New York Times article titled For Runners, Soft Ground Can Be Horo' on the Body considered two perspectives on whether runners should stick to hard surfaces or soft surfaces following an injury. One position supported running on soft surfaces to relieve joints that were in recovery from injury. The second position supported running on hard

Let X denote the number of patients who suffer an infection within a oor of a hospital per month with the following probabilities: x 0 1 2 3 4 5 P(X=:L') 0.1 0.15 0.25 0.25 0.175 0.075

ECEC 2256 PAS (Program Administration Scale) Evaluation Assignment Imagine that you are an early childhood program administrator (director.) Your center recently used the Program Administration Scale to evaluate five aspects of your program. Your scores are in the documents called "PAS Score Sheets." Scores were given based on the guidelines

Please answer the following question and write step by step solution (think the problem as an engineer) 2. You are creating a test to ensure that the svstel under test transmits the same value as It received. However. the documentation provided denes input In RAMS and output In Minutes. Haw mam,t minutes In (1.22 EMS? in 1 BAM=36IJ degrees 0 50

What value will this query return? The person dataset includes data representing people in three families (1, 2, and 3). The dataset inclu person identifier (person_id), a family identifier (family_id), a role code (role_cd) for each person in family, and a birth date (birth_dt) for each person. Person person_id family_id role_cd birth_dt Role

Probl em List (1 point) Solve the system Next Problem 6X2 2X3 3X3

Pregunta 6 Pregunta 7 Sin responde Puntua como 2,00 P Marcar pregunta Sinre Puntua como 2,00 P Marcar pregunta Encuentro la derivada de: f(x)=arcsenx+x\\1-x Utilizando las reglas de derivacion de funciones exponenciales, encuentro: - dy dx. siy = ex. Seleccione una: O a. VI-x Seleccione una: O b. O a. 2 /1-x2 3 0 7 O c. 21/1-x2 O b. 3er O d. 4 O

HOME : IMVU Desktop 8.0.33 X D "A WEB ODE Separable Equations - X + - X V 439 C CA 8 https://www.webassign.net/web/Student/Assignment-Responses/randomize?pos=1... Need Help? Read It Watch It 2. [0/1 Points] DETAILS PREVIOUS ANSWERS ZILLDIFFEQMODAP11 2.2.003. 3/6 Submissions Used MY NOTES ASK YOUR TEACHER Solve the given differential equation by

One force of 700 pounds and one force of 490 pounds act on a body at the same point so that the resultant force is 1120 pounds. Find the angle between the resultant and the smaller force, to the nearest degree.

I need the answer for a,b,c Consider a binomial probability distribution with p = 0.4 and n = 7. What is the probability of the following? exactly three successes less than three successes five or more successes . . . a) P(x = 3) = (Round to four decimal places as needed.)

Competency In this project, you will demonstrate your mastery of the following competency: Apply statistical techniques to address research problems Perform hypothesis testing to address an authentic problem Overview In this project, you will apply inference methods for means to test your hypotheses about the housing sales market for a region of

Problem Set question: The cost, in dollars, of producing _ units of a certain item is given by C(z) = 0.0423 - 20r + 200 (a) Find the marginal cost function. MC (@)= (b) Find the marginal cost when 70 units of the item are produced. The marginal cost when 70 units are produced is $ Number (c) Find the actual cost of increasing production from 70

A specic egg farm was suspected to be contaminated with salmonella, which are harmful bacteria that can cause debilitating illnesses. You measured the number of Salmonella bacteria in various eggs sampled from this farm. The data are shown below in a table. The base level of Salmonella in eggs has been previously found to be 4 CFUs per egg. What

_ n m Write out the first five terms of the sequence [1?19] , determine whether the sequence converges, n=1 and if so find its limit. Enter the following information for an = :11; . as = a5 = _1\" mi 2 = n>oo 11, (Enter DNE if limit Does Not Exist.) Does the sequence converge (Enter "yes" or "no")

lent portal - Search X Gateway (Student Portal) - East x 5.5: Graded Homework X https://egcc.instructure.com/courses/33732/assignments/979985 FA22_FOURTH Due Sunday by 11:59pm Points 14 Submitting an external tool Available after Nov 7 at 12 Home Announcements 5.5: Graded Homework Score: 0/14 0/14 answered Syllabus Question 7 Assignments Grades Is

The number of ants per acre in the forest is normally distributed with mean 44,000 and standard deviation 12,298. Let X = number of ants in a randomly selected acre of the forest. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N( , ) b. Find the probability that a randomly selected acre in the forest

6. Find the indicated 2 score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. 0.2676 Z 0 7. Find the indicated 2 score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. 0,1539 8. Assume that a randomly selected subject is given a bone density test Those test scores

Homework 6: Problem 6 Previous Problem Problem List Next Problem (1 point) Calculate the first five terms of the following sequence, starting with n = 1. a1 = 4; an+1 = -2an +2 a = a= a3 = a4 = as = Note: You can earn partial credit on this problem. Preview My Answers Submit Answers

Consider 5 random variables X1, X2, X5, all distributed according to the Uniform Distribution (0,1). Determine the 16.1) The distribution functions and 16.2) The probability density functions of the First, Third and the Fifth order statistics. 16.3) Further, compute the joint density functions of the third and the fourth order statistics. Show

HW Score: 17.5%, 3.5 of Homework: Guia 1

Homework Guia 1 Question 11, 5.5.3 HW Score 17.5, 3.5 of 20 points O Points .Oofl Save x2 16 to reduce the integral to standard form. Evaluate the indefinite integral by using the substitution u J2X(x2 16) Ox 2X x 16 dx

You are doing research on balance and fitness.It is known that the time a person can stay balanced in a certain yoga pose is normally distributed with a mean of = 68 seconds and a standard deviation of = 20 seconds.T you will use the attached Excel file for data from a sample of 20 athletes. There are three variables: 1)The time the subject stayed

HW 02: Problem 14 (1 point) Evaluate the following limits. If needed, enter 'INF' for co and '-INF for -co. (a) V8+ 7x2 lim z +00 9 + 4x (b) V8+ 7x2 lim 9+ 4x Note: You can earn partial credit on this problem. Preview My Answers Submit Answers

'12. Field Construction agreed to lease payments of $642.?9 on construction equipment to be made at the end of each month for three years. Financing is at 9% compounded monthly. a. 1What is the value of the original lease contract? b. If, due to delaysJr the rst eight payments were deferred, how much money would be needed after nine months to

Trying to understand p-value and critical value approach to hypothesis test for a proportion. In this question, p'=.42 and p 0 = .4, critical value is 1.41 (right-tail test). The level of significance is .08. Critical Value Approach: (.42-.4)/ ((.4*.6)/200) = .57735 .58 <1.41, so the null hypothesis is rejected. However , if the p-value is .281

cations: Journa... (a) Write down an appropriate null and alternative hypothesis to see whether people from the South- east and people from the Northeast view the policy identically. (b) Construct an appropriate test statistic. (c) Test your hypothesis at all appropriate levels. 9. A political candidate is trying to determine whether they should

Based on the regression model shown below from the POInT Case, should any of the independent variables be removed from the model to predict healthcare charges because they are not statistically significant? SUMMARY OUTPUT: REGRESSION OF HEALTHCARE CHARGES (POInT Case Suggested Model) Note that Smoker, the BMI categories, and their interactions are

1 & 2). A particle is moving with the given data. Find the equation for the position of the article. 1. v(t) = 1.5x/E 3(4) = 10 2. a(t) = 3cos(t) 23in(t) 3(0) = 0 11(0) = 4

(2) 2. Examine the graph of the function below. What are the x-values of the critical numbers? Critical Numbers:8. Shown below is the graph of f'(x). Use it to answer the following questions about f (x) a) On what interval(s) is f(x) increasing? 20 b) On what interval(s) is f(x) decreasing? X 1-6 4 -2 10 c) On what open intervals is f(x) concave

4. Graph g(x) = -4 5. Graph g(x) = X -1, x2 2 x+2 x

x2 l, x 22 4. Graph g(x) yaxis xaxis Domain For the rest of the exam problems, please 5. Graph g(x) Domain 6. An investment firm purchases a 37,000 certificate ofdeposit from Leibniz Bank, at .75. How much is the investment worth at the end of 30 years if the interest is compounded quarterly

Let x be a continuous random variable that is normally distributed with a mean of 61 and a standard deviation of 15. Find to 4 decimal places the probability that x assumes a value a. less than 36 b. greater than 80 c. greater than 45 i d. less than 65

please write the full answer thanks. Question 1 (2.5 points) Listen Find the size of the sample required to estimate the mean age (in years) of textbooks currently used in college courses given the standard deviation is 2.8 years. Assume a 90% degree of confidence and that the sample mean will be in error by no more than 0.14 years. Paragraph

determine the area under the standard normal curve that lies between Z equals -2 and Z equals -0.9 to 4 decimal places

This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the skipped part. Tutorial Exercise Use properties of limits and algebraic methods to find the limit, if it exists. lim - 9 x 4 -3 x+3 Step We want

You are given the following scenario: \"A 2016 survey of 2,010 adults by the Pew Research Center found that 83% of those Surveyed Support background checks for private and gun show sales" Question 1: What is the population of this study? Question 2: What is the sample statistic? Question 3: What is the margin of error of the study? Let's expand

Please show work. Activity 2.5.16. Suppose that a fish population at t months is approximated by P(t) = 100 . 40.05t (a) Find P(10) and use units to explain what this value tells us about the population. (b) Find P'(10) and use units to explain what this value tells us about the population. You can use the approximation In(4) = 1.4

Please solve AP STATS I . choose a categorical Samply by gender 4 create a frequency bar chant 3. create a relative frequency bar chart 4 create a pie graph Favorite Color Black Blue Red Green Total male 3 5 2 . 2 13 Female 6 19 natal 9 10 5 7 31

Steroid level. An endocrinologist was interested in exploring the relationship between the level of a steroid (Y) and age (X) in healthy female subjects whose ages ranged from 8 to 25 years. She collected a sample of 27 healthy females in this age range. The data are given below: a. Fit regression model (8.2). Plot the fitted regression function

I need help with this question. Thank you so much. Let X be a nonnegative random variable. Suppose that its mean value = E(X) exists. Show that P(X 2) 1/2.

C. [10 pis] The region R is bounded by 2" -y'= 144, s + 4y = 48, and y = 0. R is revolved about the line s = 2022 to form a solid of revolution. If the washer method is used, determine the minimum number of integrals needed to express the volume of the solid. A1 B 2 C 3 D4 D more than 4 None of these Explanation: 5

Mail - CRISTINE J... Login . instagram @ Mit STEM-a-. Find the derivative of the function. 3x RX) = 8 - tan(x) Step 1 3x The function f(x) = is a quotient, so we'll need to use the Quotient Rule, which states that 8 - tan(x) d[( x) 9 ( x)f ' ( x ) - f ( x ) g ' ( x ) dx lg(x). (9(x) ) 2 Recall that the derivative of tan(x) is sec (x) (It's

Specifically, I need assistance in understanding why my confidence intervals values plugged into SPSS are incorrect and what hand calculations must be made to obtain accurate information for Problem set 3.6 Problem Set 3.6:Confidence Intervals Criterion: Calculate confidence intervals usingSPSS. Data: Use the SPSS output from Problem Set 3.5

2.3 Exponential Modeling [FA22-SP23] 6 of 19 Next > Angela Thomas Stephan's Savings part 1 In 1997 Stephan worked for four months as a high school teacher, and while at that job he deposited $160 into a retirement account which earned 4.5% per year. He listed his fiancee as the beneficiary should he pass away. He did indeed marry his fiancee but

Good day, I hope you are well. I would please like some assistance and an explanation on the following three questions individually. Question 3 1 points Save Answer Five females and seven male STSA students were allowed to write a special exam. The students are not allowed to leave the exam room before an hour has expired, once you leave the exam

g(x) Please refer to the functions graphed above. The dashed veritcal line in the graph is a = 1. A student was asked to find the area bounded by f (a) and g (x) on the interval 0 S = $ 1. They completed these calculations Az = Ju g(x) dx Help the student reason correctly to complete the calculation. . When we calculate the area bounded by f ( )

K Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value to/2, (b) find 40- the critical value za/2, or (c) state that neither the normal distribution nor the t distribution applies. 30- The confidence level is 99%, o= 3811 thousand dollars, and the histogram of 57 player

Most cases of cervical cancer are linked to a few strains of the human papillomavirus (HPV). The pharmaceutical company Merck developed a vaccine (Gardasil) against these HPV strains. Worldwide clinical trials followed young women 16 to 26 years of age after vaccination or administration of a placebo for two to four years for signs of HPV-caused

Angelo used a radar gun to take a sample of the speeds of cars on the road in front of his house. The results are below. {57,53,53,71,73,57,61,58,78, 64,54,69,56,58,49,56,53, 52,82,62,61,60,71,75,60} Use the results of Angelo's sample to draw the following graphs by hand: A stem-and-leaf plot, A histogram with 5 classes, A box plot. Be sure your

I have a question for you: Please see the table below and let me know if this table can be better represented by a bar diagram or a bar; also, can you produce one and post it?

Question a developpement (7 points) : Pour chacune des series numeriques suivantes, etudier leur convergence ou leur divergence. En specifiant le critere utilise. Donner tous les details de votre demarche: a. (3 points) IM in(Inn ) 3/2 b. ( 4 points) Vn -1 n=1 n+1

A study examined whether living in a war zone compared to living in a non-war zone increased the risk of having a pre-mature birth. Women who had given a pre-mature birth were recruited and matched to women who had given a normal birth. Exposure data were collected by asking all participants if they were living in a war zone during their

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You are using on incrumental variable where the outcome of interest in Y and the Tremont of inicrest is X You list mar the Losment with 2. You matman In following and Calculate the IV vitimaks: -0.080 Round to three docinal placea)

Question 11. (1) The total cost and the total revenue (in dollars) for the production and sale of x ski jackets are given by C(X)=26x+22,165 and R(x)=200x0.2X2= Q OSXSIOOO. (a) Find the marginal prot of producing and selling 200 ski jackets. (b) Find the unit price when 200 ski jackets are sold. (c) Find the elasticity of demand when the unit

Rock-Paper-Scissors The table below shows the choices made by 124 players on the first turn of a Rock-Paper-Scissors game. Recall that rock beats scissors which beats paper which beats rock. A player gains an advantage in playing this game if there is evidence that the choices made on the first turn are not equally distributed among the three

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Sketch the graph of the function. 6 o 6 2 o

Both 9&10 pls 9. [-/1 Points] DETAILS LARPCALCLIM5 1.10.510.XP. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Property tax is based on the assessed value of a property. A house that has an assessed value of $120,000 has a property tax of $5520. Find a mathematical model that gives the amount of property tax y in terms of the assessed value x of the

Suppose there is a three-cluster solution and a two-cluster solution both obtained using the same algorithm. Observation X and observation Y are in the same cluster in the three-cluster solution. Which of the following statements are true? Select one: a. Observation X and observation Y must be in the same cluster in the two-cluster solution if

J 1 Order statistics and independence) Let X be the minimum and Y the maximum of two random variables S and T with common continuous density f. Let Z denote the indicator function of the event (S

OBS The observation number of the movie in the dataset. Movies are listed in alphabetical order GROSS The gross earnings generated by the movie, in millions of dollars YEAR The year of the movie's release. Possible values are 2014, 2015, and 2016. PG13 RATING 1 if the movie is rated PG-13; 0 otherwise. All movies in the sample are rated PG, PG-13,

IYou are interested in assessing whether there are differences in sugar content of r= 3 popular Halloween candy bars (Snickers, Hershey Bar, and Milky Way). After collecting your data, you plan on fitting a one-way ANOVA model to analyze your data and answer your research question. Before interpreting any results, you evaluate some diagnostic

Suppose f (O) 1, f(2) 3, f(0) 5, f(4) 104 f (t) dt 12, and 102 t dt 7. Find f (t)e In(4) In(2) 102 f (x)ex (b) (c) In (f(x)) f(x) 8, f(2) 10, f(4) 12 f (t) dt 6, 10,

11. D Operator: Solve the DE y" - 7y " +14y' - 8y = 0 Oy = cle* + czek + cgetx O y = cle2x + czet* + egear O y = cle* + cred* + caesx Oy = get + czek + egelx

Question 35 (1 point) Which of the following would a regression line be used for? Question 35 options: a) To estimate the change in variable y for a single unit change in variable x b) To determine if any of the variables labelled x are outliers c) To determine if any of the variables labelled y are outliers d) To determine if a change in variable

Two bags of crayons contain an assortment of different colours. The probability of randomly selecting a red crayon from the first bag is . The probability of randomly selecting a red crayon from the first bag and a blue crayon from the second bag is 0.36. The probability, to the nearest hundredth, of selecting a blue crayon from the second bag is

4 Student 2:04 PM Wed Aug 17 mylab.pearson.com FINAL EXAM MATH&146_STOEBE Anna Stoebe 08/17/2212:04 PM (D This test: 18 pointls) possible @ This question: 1 point(s) possible Sme't tESt E Test: FINAL EXAM Question 17 of 18 Determine the point estimate of the population proportion, the margin of error for the following condence interval, and the

Student question I need help on BOTH. The KEY difference between the two is that one of them HAS WITH REPLACEMENT (INDEPENDENCE) and the other has WITHOUT REPLACEMENT (NO INDEPENDENCE) A population consists of twenty bowerbirds, six of which have bowers featuring reflective decor. If three of the bowerbirds are randomly sampled with replacement

Question 4 - Motion of a Marble / 10 marks The position function of a marble moving along a track is s(t) = =(5 - -1_2) t for t = 10 a) Find the marble's velocity and acceleration function. b) When does the marble return to its starting position, s(0)? c) At what time(s) is the marble at rest? d) During what intervals are s(t), v(t), and a(t)

1. Find out which of the following piecewise polynomials are splines. Explain why or why not otherwise there will be no credit. X -1

Claim amounts for an insurance policy follow normal distribution with mean $50,000 and variance $10,000. You are interested in the number of claims that exceed $50,120. Out of 10 independent claims, what is the probability that at least 2 claims exceed $50,120? Please write on paper and show the steps to solving this. Thanks!

7. [#167] Components of vectors 1 point The vector A in the (@, y) plane has magnitude A = 3.4 and makes angle 0 = 131' with the x axis, where 0 is measured in the geometric or anticlockwise sense. What are the components of A in the x and y directions? Hint: draw a sketch first. Write your answer in the form: x, y. For example: 1.5, 2.0 Use the

Problem 2 (7 Points): The postmaster of a small western town receives a certain number of complaints each day about mail delivery. Using the following data and c-chart, decide whether the process is in control? Day 2 3 4 5 6 7 8 9 10 11 12 13 14 Comp. 6 10 14 8 9 6 5 12 15 7 6 4 2 12

1. A population of values has a normal distribution with ,u = 7.3 and o = 67. A random sample of size n = 63 is drawn. a. What is the mean of the distribution of sample means? I45 = ' b. What is the standard deviation of the distribution of sample means? Round your answer to two decimal places. 0'5=' A population of values has a normal

\fAt what upstream angle must the swimmer aim, if she is to arrive at a point directly across a 35 m wide river whose current is 0.60 m/s ? Express your answer to two significant figures and include the appropriate units. HA Value Units

1. (a) Suppose A and B are two events. Thinking about the interpretation of conditional probability as an adjustment based on new information, what does it mean if P(A | B) > P(A)? What does it mean if P(A | B)

6. (3pts) Suppose a population of adult trout in a mountain lake has a mean length of 7.1 inches and a standard deviation of 1.9 inches. Assuming that the lengths are normally distributed, what's the probability that a randomly selected trout has a length less than 6.8 inches? 7. (Zpts) Suppose we take a random sample of size a form a population

In a recent survey done by FeedBuzz, 24% of adults favor chocolate on their pizza. A random sample of 300 adults is obtained. a. Verify the shape of the sampling distribution is approximately normal points) b. What is the mean of the sampling distribution? c. What is the standard deviation of the sampling distribution? . d. Would it be unusual if

Calculate the area under the curve and the x-axis using upper Rieman sums to f(I) - 31 - 10 Con x=3

9. Inference about the difference between two means - Matched pairs experiment Are storebrand grocery items actually cheaper than their namebrand counterparts? A data set constructed by Michael McKay. a business statistics student at Fairfield University, will help you answerthis question. Michael randomly selected a sample of products and then

D Question 1 3 pts Which of the following is false about approximation? 1. Ay ~ dy 1. Ay~ f'(x)dx Ill. y2 ~ y1 - f' (x) dx O III OI O None of the choices O II Next

Calculus and Vectors 31. Determine the point of intersection of the line [x, y, z] = [2,2, 7] + t[2, -1, -4] and the plane 7: 15x - 3y + 2z +6 = 0 [4 marks]

V A home improvement company is interested in improving customer satisfaction rate from the 66% currently 2 claimed. The company sponsored a survey of 203 customers and found that 146 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is different than the claim 3 by the company. What is the

In a cognitive psychology experiment, the researcher is interested in whether the encoding condition has a significant effect on memory for a set of drawings. In encoding condition A, subjects are asked to name the object in each drawing; in encoding condition B, subjects are asked to name the color of each drawing. Then all subjects are tested on

Situation 1: Medical Examiner As a medical examiner, you are asked for many reports related to types of death. You are initially asked for a report on the temperature of the day related to the number of heat-stroke deaths. You called the function h (c), where c represents the temperature in Celcius and h (c) represents the number of heat-stroke

Hi, I am doing a study case in my statistic class and I was wondering how to do the following two questions: 6)Suppose that an employee is 'dissatisfied' with the job if the degree of satisfaction for at least one of the 3 expressed satisfactions (work, pay or promotion) is less than 70. Perform tests to determine if employees are dissatisfied

Suppose that a new treatment is successful in curing a common ailment 65% of the time. If the treatment is tried on a random sample of 120 patients, approximate the probability that at most 78 will be cured. Use the normal approximation to the binomial with a correction for continuity. Round your answer to at least three decimal places. Do not