Mathematics Questions and Answers December 03, 2019

Tim I Consider the accumulation function A(t) = f f (u) du where f (t) is graphed below. 2 (NOTE the lower bound in the integral defining A E) Is A(4) greater than or less than A(3)? Briefly explain. ls A(5) greater than or less than 11(4)? Briefly explain. ls A(1) greater than or less than A(3) ? Briefly explain. . On the domainO S t S 6: At what

SUMMARY OUTPUT Regression Statistics Multiple R 524 R Square .274 Adjusted R Square .261 Standard Error 731 Observations 115.000 ANOVA df SS MS F Significance F Regression 2.000 22.609 11.304 21.173 .000 Residual 112.000 59.796 534 Total 114.000 82.405 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept

Given a normal distribution with p. = 101 and a = 20, and given you select a sample of n = 16, complete parts (a) through (d). a. What is the probability that )_( is less than 93? P()_( ' 50.4) = (Type an integer or decimal rounded to four decimal places as needed.) The diameter of a brand of tennis balls is approximately normally distributed,

Is there a difference in profit in the first quarter compared to the second quarter for investor's portfolios? Each participant's investment portfolio was evaluated in the first and second quarters to see if there was a difference. Which test should be conducted? Calculate the results, write up the results, and interpret what the results mean. The

Trig Treasure Map DUE GOLD th DESIGN YOUR OWN TREASURE MAP AND PROBLEM Ranks: Your assignment must include : 4 bearing headings . WHENMahmood Jahmaine Captain: Scribes and oversees problem and process -1st Mate: Creative director, draws and decorates map -Quarter Master: Navigator and Time Keeper . Turns must be labeled 1, 2 , and 3. The bearing

1) Simplify the following, using only positive exponents. (2k -3m n)4 x (kmn3) : (3k-'m-2n)2 2) Solve for x: -68x+8 - 3 = -231 3) Given f(x) = (f 3 4 a) State the domain and range of f (x). b) Find the intercept(s) and any asymptote(s) of f(x). c) Find the inverse of f(x). d) On the grid below, graph f(x) and its inverse. Carefully label your

MATH 1030 - Statistics Project Part 2 Worth: 80 points Deadline: Due by the end of Module 12 Directions: Please download and save this Microsoft Word document. You must submit this document (copy your Excel work into this Word document) to the Project Part 2 Submission folder by the end of Module 12 Project Detail: You are a nurse supervisor and

D 2. (0403 LC) Assume that the length and width of a rectangle is a differentiable function of t, and let P be the perimeter of the rectangle Find an equation that relates the rate of change for perimeter of the rectangle (1 point) 4. (04.03 MC) V = ~xr2h. dV dr dh The radius r, height h, and volume V of a cone are related by the equation How is

1.4 You may need to use the appropriate appendix table or technology to answer this question. The United States ranks ninth in the world in per capita chocolate consumption; Forbes reports that the average American eats 9.5 pounds of chocolate annually. Suppose you are curious whether chocolate consumption is higher in Hershey, Pennsylvania, the

K In a test of the effectiveness of garlic for lowering cholesterol, 36 subjects were treated with raw garlic. Cholesterol levels were measured before and after the treatma changes (before minus after) in their levels of LDL cholesterol (in mg/dL) have a mean of 0.8 and a standard deviation of 1.59. Use a 0.05 significance level to test the with

8. Mbegins a review of ordering policies for its continuous review system by checking the current policies for a sample of SKUs. Following are the characteristics of one item. Demand = 90 units/ week (assume 50 weeks per year) Ordering cost = 555/ order Holding cost = 57/ unit/ year Lead time = 2 weeks Standard deviation of weekly demand = 9 units

1. (15pm) The duration of videos in a dataset is measured in minutes {and fractions of minutes}. Let the sample space be positive, real numbers. Dene the events A and B as follows: A = {r|r s: 15.5} and B = {.r|r E 5.1'5}. Describe each of the following events in your words: {a} A {b} B\" [c] A U B [d] A r1 B. 2. (lpts) Of the students in an

Description Refer to the given set of Grouped data for glucose results: Glucose Results I Unit = mg/di. Instructions: 1. Construct 3 Frequency Distribution Table using the above grouped data. 2. Compute for Mean, Mean, and Mode {Grouped data} 3. Round-off your answer to whole number. Show your computation. box your nal answer. J.._' .__.....

0.0010 - 0.0008 0.0006 Relative frequency density 0.0004 0.0002 0.0000 1000 2000 3000 4000 5000 Birth weight (9)

0.0010 0.0008 0.0006 3 0.0004 om02 0.0000 1000 2000 3000 4000 5000 Birth weight (g)

If Samantha has the following averages, compute his grade. Homework 100% Midterm Exam 85% Discussions 100% Final Exam 89% Question 10 options: 92.5% 92.2% 93.2% 93.5%

Consider the following hypothetical multiple linear model for estimating the number of cups of lemonade sold at a lemonade stand. "Weekend" is a boolean variable whose value is 0 for weekdays and 1 for weekends. All else being equal, how will the estimate for a Saturday differ from the estimate for a Friday? cups sold = 2.3 * temperature + (-40) *

1. Show that for all fe L'(R) lim ( If(2) - 1 (7)| de = 0

1. Show that for all f e LI(R) If(x) f (01

You have 1 interval Independent Variable (X) and 1 ratio dependent variable (Y). You also find the correlation coefficient between X and Y (r = -0.234). Participant X Y S1 4 1 S2 5 2 S3 6 3 S4 1 6 S5 2 7 S6 3 8 S7 7 4 S8 8 5 S9 9 6 SUM 45 45 SD 2.74 2.35 Calculate a "b" value. (If the final value is negative, make sure to include it in your answer)

Assume that you have paired values consisting of heights (in inches) and weights (in lb) from 40 randomly selected men. The linear correlation coefficient ris 0.549. Find the value of the coefficient of determination. What practical information does the coefficient of determination provide? Choose the correct answer below. O A. The coefficient of

Solve the triangle. 639 B Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. (Do not round until the final answer. Then round to the nearest tenth as needed.) O A. There are two possible solutions for the triangle. The measurements for the solution with the smaller angle A are as follows. A1 =0 The

After 200 days, a radioactive substance decay to 30% of its original amount. In how many days (up to three decimal places) will the substance decay to 10% of its original amount?

PLEASE HELP 1. According to a recent article the average number of babies born with significant hearing loss (deafness) is approximately two per 1,000 babies in a healthy baby nursery. The number climbs to an average of 30 per 1,000 babies in an intensive care nursery. Suppose that 1,000 babies from healthy baby nurseries were randomly surveyed.

Please provide a solution. [8 Marks] Question: Use the undetermined coefficient method to solve the given initial-value problem (Use only the method of Undetermined Coefficient, otherwise you will get zero marks): y" - 4y' + 4y =text y(0) = 0,y'(0) =0 0

Test Using. 2.) A study of 80 ELAC students who have one pre-school-aged child found that 20 of them use the on-campus daycare. Out of 75 ELAC students who have 2 or more pre-school-aged children, 12 use the on-campus daycare. At o=0.05, is there a difference in these two proportions? Test using: a.) a hypothesis test b.) a confidence interval

Make a chart of the tour possible correct and incorrect decisions in a hypothesis test. Then, explain what each would mean for the given studies. Make a chart of the tour possible correct and incorrect decisions in a hypothesis test. Real Situation [in practice. unknown} Research Hypothesis Null Hypothesis True True Research hypothesis Conclusion

probability Viewing Saved k Revert to Last Response 31. DETAILS SOWRECMATH3 33.1.5.004. MY NOTES ASK YOUR TEACHER about the expected value in her situation. For the past 60 days, a computer specialist recorded the number of calls that she received on a given day. She used this record to compute the probabilities of receiving a given number of

4. MATCHING: Identify the type of graph shown by placing the appropriate letter in the blank to the RIGHT of the graph. HLNTS: one of them is not used; none are used twice. (9 points; 3 for each blank) A. Frequency Distribution Table B. Phono Graph C. Bar Graph D. Pie Graph Price of Com versus Quantity Demanded $1 $2 83 $4 $5 Famllyr Expendliuras

18. [0/1 Points] DETAILS PREVIOUS ANSWERS LARAPCALC10 5.4.052. MY NOTES ASK YOU Find the change in profit P for the given marginal. Assume that the number of units x increases by 5 from the specified value of x. (Round your answer to two decimal places.) Marginal Number of Units, x OF = 12.3(40 - 3Vx x = 123 $ X 19. [1/1 Points] DETAILS PREVIOUS

a. Write out the null and alternative hypothesis being tested using correct notation. b. Use the SPSS output to determine whether or not the null hypothesis should be rejected. Report the value of the test statistic and show how you reached your decision? (Use = 0.05) c. Write out conclusion of the above test in the context of the question. d.

An experiment was conducted to compare the effectiveness of four training programs, namely, A, B, C, and D in training assemblers of a piece of electronic equipment. Twenty employees were randomly selected and assigned to each program, that is, five employees per program. After completion of the training courses, each person was required to

97. Suppose that an accounting firm does a study to determine the time needed to complete one person's tax forms. It randomly surveys 100 people. The sample mean is 23.6 hours. There is a known standard deviation of 7.0 hours. The population distribution is assumed to be normal. a. i. ac ii. O = iii. n b. In words, define the random variables X

Question 6 2 Points Suppose that students who finished JHS in a public school get an average of 5.7 hours of sleep each night with a standard deviation deviation of 1.7 hours. What is the probability that a random selected group of 35 public school students get more than 6 hours of sleep, on the average, each night? A 45.45% B 1.04% 15.15% D

b) A researcher wanted to investigate the effect of chemical grades and brands of drugs on the relief time from headache in (minutes) from patients. A (2x3) two-way ANOVA design was used and the data are as summarized in the following table. Chemical Grades Brand of Drugs B1 B2 B3 Low 15, 17, 21 17, 23, 24 21, 19, 23 High 10, 11, 12 15, 13, 14 17,

Hey, can someone please help me understand this Business Statistic question? I'm so confused, please only help if you are 100%. Question 5 (2 mark) The cost of manufacturing the black lollies is greater than the manufacturing costs of the other lollies, so the company wants only 15% of the lollies in each jar to be black. Based on Machine A, the

I need help with this data sheet!!! Statistics and probability question.... I found the average. I found P=0.6, but can't get past that. I think q is just p=1-0.6 so q=0.4?? I apologize its a lot. Grateful for any help and explanation that can be provided. I've been following the excel directions I have for this but seriously can't seem to get the

a) Derive the Laplace transform of the following functions of time from first principles, explaining your analysis fully: (i) f (t ) = 1-3e-21 (5 marks) (ii) lim Unit impulse function: S(t) = h->0 , Ostsh 0, otherwise (5 marks) b) Using the attached Laplace transform table, determine the Laplace transform of the following 2nd order differential

Describe the Type I and Type II error of the study in research scenario 3. My instrucor said that I gave the incorrect answer. What is it? I stated, " the Type I Error for this study: Rejecting that the employees in the company are not as happy with their jobs as their coworkers that are also not happy and that the Type II Error for this study:

Goal: Determine under what circumstances solution curves for a differential equation r' = f(t, x) can cross; examine when can a solution not exist and when there are multiple solutions; use Existence and Uniqueness Theorems to derive qualitative information about solutions. Required tools: dfield ; Existence and Uniqueness Theorems (Theorem 2.4.2

Descriptive Statistics Dependent Variable: PRODUCT Tests of Between-Subjects Effects SHIFT DAYS BREAKS Mean Deviation Dependent Variable: PRODUCT 95.50 2.121 Type II Sum 105.50 707 2 Source of squares di Mgain Square F Sig. Corrected Model 1009.833" 11 91.803 13.435 98.17 6.047 6 Intercept 213948.167 1 213948.167 31309.488 000 04.00 101.50 2.121 2

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16% of all college students volunteer their time. Is the percentage of college students who are volunteers larger for students receiving financial aid? Of the 388 randomly selected students who receive financial aid, 78 of them volunteered their time. What can be concluded at the o = 0.01 level of significance? a. For this study, we should use

3-There are 80 students. 30 students favorite pizza is pepperoni. 20 students favorite place to eat pizza is Slackwater. 15 students favorite pizza is pepperoni at Slackwater. Define "favorite pizza is pepperoni" as Event A Define "favorite pizzeria is Slackwater" as Event B Calculate P(B c ). Remember probabilities should be between 0 and 1.

3. [-/20 Points] DETAILS BBBASICSTAT8ACC 9.1.021. MY NOTES ASK YOUR TEACH Bill Alther Is a zoologist who studies Anna's hummingbird (Calypte anna). (Reference: Hummingbirds, K. Long, W. Alther.) Suppose that in a remote part of the Grand Canyon, a rando sample of six of these birds was caught, weighed, and released. The weights (in grams) were as

(4 points) Teen weights ~ Public health officials in the state of Michigan want to investigate different health measures for teenagers in the state. As part of their work, they take a sample of 42 female 15-year-olds.The mean weight of these 42 teens was 60.81 kg with a standard deviation of 14.48 kg.Round all calculated values to 4 decimal places

PLEASE HELP ME!!! For SPSS Homework 6, you have four major steps for the problem set: the spreadsheet, the factorial ANOVA, the Excel line graph, and the APA write up. Make sure you complete each step for the problem set. For this assignment, conduct a factorial analysis of variance (ANOVA) for the problem set. For all inferential tests, use a

= 1 =2 3 4 From a large number of actuarial exam scores, a random sample of 200 scores is selected, and it is found that 138 of these 200 are passing scores. Based on this sample, find a 90% confidence interval for the proportion of all scores that are passing. Then find the lower limit and upper limit of the 90% confidence interval. Carry your

Beer bottles are filled so that they contain an average of 480 ml of beer in each bottle. Suppose that the amount of beer in a bottle is normally distributed with a standard deviation of 7 ml. [You may find it useful to reference the z table .] a. What is the probability that a randomly selected bottle will have less than 477 ml of beer? (Round

C. sin * dx (4 points possible) V1- X 12. Find the exact solutions to the following differential equations. a. y'= ) 3-X xy ", x > 0, y(1) = 2 (6 points possible) b. y' = y. y(2) = 3 (5 points possible) C. dx dy + xy= x, y(0) = = (6 points possible) 13. The slope field for = = _ is shown in dx the figure to the right. a. Sketch solution curves

In this assignment, you are to use news articles to provide an example to show a misuse of statistics in each of the following ways: a. Source of Data b. Data analysis and representation: small sample size or sample size not known c. Data analysis and representation: misleading graph(s) d. Data analysis and representation: assumed relationships

Question 3 [18 points] The contigency table of two discrete random variables X and Y is as follows. With P(X = 1 and Y = 1) = a, P(X = 1 and Y = 2) = 0.3, etc. b It is also given that E [X + Y] = 3. (a) What's the value of a and b? [12 points] (b) Calculate the expected value of the product: E [X Y]. [6 points]

Mac PC Total No 19 10 29 Greek Yes 2 9 Total 26 12 38Consider selecting one STAT 2300 student at random. Let M denote the event the selected student owns a Mac and G denote the event the selected student is in a Greek organization. Calculate the following probabilities. Round your answers to 4 decimal places and label each answer with appropriate

statistics able.pdf e of Best Fit Tool c Question 7 1 pts In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had type AB blood. Find the probability that a person does not have type B blood. Write the answer as a decimal. Round your answer to two decimal places. . Previous Next . OLDBCE O DII prt sc home

1. f(x)=cos^5(7x-2) 2. Find dy/dx by implicit differentiation. y=tan x=x^2-y^2

Precalculus & Modeling- Spring 2022 Name Test 2 - [46 Total Points] Part II - Calculator Required - 18 Points 6. [6 pts] A student brought a cold beverage to precalculus class, but she was so excited about what she was learning that she forgot all about it. As the beverage sat in the classroom it warmed up, and the temperature at time t could be

Given the following equation, find the value of y when a = 2. y = -3x + 12 Give just a number as your answer. For example, if you found that y = 15, you would enter 15. Provide your answer below: y =

Analytic Number Theory Question: Prove the following statements: 1.) The number of distinct prime factors (n) is additive and 2^ ( n ) is multiplicative. 2.) The total number of prime factors ( n ) is completely additive. 3.) The Liouville function ( n ) is completely multiplicative.

Alg 2: I CAN #10 -Performance Task: Interpreting Data in Normal Distributions: Battery Life M5 Topics 1 and 2: Interpreting Data in Normal Distributions and Making Inferences and Justifying Conclusions Nina is shopping for a new battery for her laptop computer. She wants the battery to X- H be good enough that it lasts when she leaves her home in

Sir i am stuck for this question only need answer no need of explanation (4 marks) i) Let , and An be the eigenvalues of the matrix A where A = Find dy An and 1 + 12 in terms of p, q, r and s. 1 12 = and >1 + 12 = ii) Let ME M22(R) such that det(M)

If the a priori alpha for a test is set at p=0.01, then which of the following is true? Check all that apply. The alpha is too low, since it should always be set at p=0.05 A p level of the statistic at or lower than 0.01 means that we should reject the null hypothesis It means that we are willing to accept a 1 in 100 chance that our findings are

What does comment of its' significance mean? (d) Estimate the simple regression equation showing how a CEO's compensation is determined by the sales revenue of the company. Interpret this equation and comment on its significance. Make sure to paste your Excel outputs below. (6 marks) SUMMARY OUTPUT Regression Statistics Multiple R 0.905012659 R

Please help solve this A bank manager wanted to double-check her claim that recent process improvements have reduced customer wait times to an average of 3 minutes, with a standard deviation of 08 minutes. To test this, she randomly sampled 25 customers and recorded their wait times. The average wait time of the customers in the sample was 3.4

The regression output below shows the estimated relationship between Price and the independent variables Curb Weight, Horsepower, and Acceleration. If performing a test for Overall Significance for this model, what is the test statistic's value? ANOVA df SS MS F Significance F Regression 3 2830.59 943.53 4.70 0.02 Residual 12 2407.62 200.63 Total

Part B: Thinking {12 marks} 1. In a library, 2 different English books, 4 different Chemistry books and 3 different Math books are arranged on a shelf. Determine the number of different arrangements for the 9 books if a. there are no restrictions (1 mark) h. the books on each subject must be kept together (3 marks) MDM4U - Berordi Name: 2. How

Need help solves this thx Question 1 In the following problem determine the population and the sample X In a sample of 10 bags of Doug's Super Green grass seed only 70% of the seeds were actually grass seeds Population [a] Sample[b] 6

Approximate the value of the given integral by completing parts (a) and (b) below (a) Use the trapezoidal rule, using n = 4. (b) Check by direct integration. [ex ? dx 0 (a) Use the trapezoidal rule to approximate the integral. 6x dxo 0 Type an integer or a decimal.) (b) Find the exact value of the integral by integration. N 6x2dx = (Type an

The data below was collected from manufacturer advertisements of their vehicles horsepower [x] and highway gas mileage [mpg=y]. Use this data to answer the following questions. mmmmmmm E-n 1. Find the p-value to determine if there is a linear correlation between horsepower and highway gas mileage {mpg}. Record the p-value below. Round to four

A loan officer compares the interest rates for 48month fixedrate auto loans and 48month variablerate auto loans. Two independent, random samples of auto loan rates are selected. A sample of ve 483month variableirate auto loans had the following loan rates: 2 2.49% 3.91% 2.882% 3.23% 3 . 23% points while a sample of ve 48month fixedrate auto loans

In the article "Coffee, Caffeine, and Risk of Depression Among Women" in the September 2011 edition of the Archives of Internal Medicine , researchers investigated the relationship between caffeine consumption and depression among women. The participants in this study were older, with substantially lower rates of depression when compared to female

17.) What is the skew of the following data set X = [4, 5, 5, 6]? 18.) Suppose your population of interest is all UWW students. What might be a reasonable sample? Why is it only a sample? 19.) Suppose you have data on all the folks that have ever eaten at Culver's (a fast food chain popular in the Midwest and Utah). What would be a reasonable

2. If [f(x)dx = -10 and [f(x)dx = -8 , then what is the value of f(x)dx ? (2 points) O 2 O -2 O -18 O 12 3. Use geometry to evaluate [ v64 -x2 dx . (2 points) -8 O 16rt O 32nt 64r4. Find f '(0.4) for f(x) = [ Arcsin(t) dt . (2 points) O 0.081 0.412 0.389 1.091 5. For what value of k, k > 0, does [ (4kx - 5k )dx = k? ? (2 points) o O 1 O 2 O 3 O 4

Do you mind showing how to get these answers? NBC News reported on May 2, 2013, that 1 in 20 children in the United States have a food allergy of some sort. Consider selecting a random sample of 20 children and let X be the number in the sample who have a food allergy. Then X ~ Bin(20, 0.05). (Round your probabilities to three decimal places.) LA

Big babies: The National Health Statistics Reports described a study in which a sample of 93 one-year-old baby boys were weighed. Their mean weight was 24.9 pounds with standard deviation 5.3 pounds. A pediatrician claims that the mean weight of one-year-old boys is less than 25 pounds. Do the data provide convincing evidence that the

20. A study is conducted to determine whether people learn better with spaced or massed practice. Subjects volunteer from an introductory psychology class. At the beginning of the semester 12 subjects volunteer and are assigned to the massed-practice group. At the end of the semester 12 subjects volunteer and are assigned to the spaced-practice

Assuming that no questions are left unanswered, in how many ways can a five-question quiz with 4-choice multiple choice questions be answered? The quiz can be answered in ways

possible A simple random sample of size n = 200 individuals who are currently employed is asked if they work at home at least once per week. Of the 200 employed individuals surveyed, 43 responded that they did work at home at least once per week. Construct a 99% confidence interval for the population proportion of employed individuals who work at

The following exercise is a "what-if" analysis designed to determine what happens to the test statistics and interval estimates when elements of the statistical inference change. You may need to use the appropriate appendix table to answer this question. (a) A statistics practitioner drew a random sample of 380 observations and found that I = 680

PART C: THINKING 6. Determine if the vectors a = [-1,5, 3], b = [-2, 4, 7], and c = [10, 7, 1] are coplanar. 141 7. Given a = [4, 7, 1] and b = [-3,1, 5]: a) Calculate the angle between a and b. 131 b) If c = [3, -4, t], find t so that a and c are perpendicular. (31 Page 8 of 1313. A force, F = [12, 15, 47] N is applied over a distance of d =

Let X be the time until a computer server connects to your machine and Y be the time until the server authorizes you as valid user. Each of these random variables measures the wait from the common starting time where X F XY (x,y) = 0.000006 001x- 002v

A 600ft Cable that weighs 300lbs is attached to a 2000lbs elevator. Calculate the total work required to pull both of the cable and the elevator up 600 ft

How do you find discontinuities for this problem? f (X) = 1 - 2 sin X

A researcher was interested in whether the concern for climate changeis independent of someone who chose to recycle. The researcher took a random sample and did some analysis. This is copied for you below. Assume the conditions are satisfied and do NOT need to be checked. a)Write the hypotheses to test the researcher's interest. b) If ? = 1%, give

The table named "Sales" to the right, shows the sales of a supermarket (in thousand dollars) in the last 12 months. Note: to facilitate answering the questions in the next two sheets, use Exoel Data Analysis Tool Pack (except for questions 1b and 2d). 10 Marks Q1 N 3 a) Develop the 2-months and 3-months moving averages for the supermarket sales. 5

It was estimated that 40% of all seniors on a campus were seriously concerned about employment prospects, 25% were seriously concerned about grades, and 20% were seriously concerned about both. What is the probability that a randomly chosen senior is eitherseriously concerned about gradesoris seriously concerned about employment prospects,or

A credit card company wants to understand the variation in credit card charges occurred by its customers. While the company profits from these charges, it is concerned that customers with very high charges may be at greater risk of default - a bad outcome for both the customer and the company. It was decided to perform a multiple linear

A survey showed that 34% of human resource professionals are at companies that rejected job candidates because of information found on their social media . If 24 human resource professionals are randomly selected , would 13 be a significantly high number to be at a companies that rejected job candidates because of information found on their social

Moving Average Forecast (MAF) I already have the WMA but I Needs help to complete the Moving Average Forecast Tables. I need to know how to complete the MAF table and complete the Absolute error for WMA and MAF I forget to activate 15 Page No. Date : | | Moving Average Formula = ( Art Art -+ An) Mes byMA 2013 ( Moving Average Forcast) Julio 2079.

2. The following are some incomplete ANOVA tables. Source of Variation Sum of Squares Degrees of Freedom Mean Square F Treatments 2 Error 20 Total 500 11 Complete the table above and answer the following questions: (Use the 0.05 level of significance) a. How many treatments? b. What is the sample size? c. What is the critical value of F? d. Write

Find the area of the region bounded by the graphs of the equations. y = 8x -+ 1, x = 0, x = 2, y=0

I) Two separate filling units, Unit 1 and Unit 2, are used to fill jars with coffee. An experiment was then carried out, in which the quantities of coffee in some randomly selected jars filled by each of these units, were measured. The measurements are summarized in the table below. Sample size Sample mean Sample standard deviation Jar filling

A keyboarder's speed over a 5-min interval is given by the following function, where W(1) is the speed, in words per minute, at time t. 100 My W(1) = - 612 + 121+90 a) Find the speed at the beginning of the interval b) Find the maximum speed and when it occurs c) Find the average speed over the 5-min interval 1 of 3 of Do omplet 4 0 of 2 a) The

Don't copy from others Problem 6. Miss Ang buys a dozen of eggs (12 eggs in an egg tray) from HS Farm every day, starting at Day 1. For each egg produced by HS Farm, there is a 0.001 chance that it is spoiled. (a) Find the probability of that in one week: Miss Ang bought at most (5:) 2 trays of eggs with each having at least one spoiled egg. Write

(B) descriptive form: The set of even natural numbers greater than or equal to 6. Write each set in the indicated form. If you need to use "..." to indicate a pattern, make sure to list at least four elements of the set. As you answer below, remember that the natural numbers are just the counting numbers. This means that 0 is not a natural number,

A race consists of 11 women and 10 men. Find the following probabilities for the top three finishers

Please help me with the 7 questions..! Let at NID(0, 2 ) if not specified otherwise. 1. Let Xt be a stationary time series with mean and autocovariances k = 0.8 k and X = P10 t=6 Xt/5 (a) Find E(X). (b) Find Var(X). 2. Consider the process Zt = at + at1 + 0.25at2 , 2 a = 20. (a) Identify the order of the ARIMA model for the process. (b) Is {Zt}

Please answer as quickly as possible within 10 -15 minutes, Thank you! Consider the points given below. P (3, 2), Q (7, 4) 76 5 4 0-2 5 5

Hey, can someone please help me understand this Business Statistic question? I'm so confused, please only help if you are 100%. Question 2 Not yet saved Department waiting times Marked out of 2 P Flag question N waiting times CO + Department A Department B (2 mark) Which assumptions of a two-sample t-test can be checked using the above boxplots?

Exercise 1. (2 points) The following measurements of the drying time, in hours, of a certain brand of vinyl paint are recorded: 3.4 2.5 4.8 2.9 3.6 2.8 3.3 5.6 3.7 2.8 4.4 4.0 5.2 3.0 4.8 Assume that the measurements represent a random sample from a normal population, and based on this, calculate the 95% prediction interval for the drying time of

A. Please complete some research and fill out the following chart identifying what are the rules behind creating each of the following passwords. (A / 3 ) Online Banking Email Social Media Sites Minimum Length What must be included What must not be included B. Some passwords require at least one capital letter and one digit. Why do you think this

4 Evaluate fc yx2dx xzydy xz2dz, where C x Sint, y cost, z t2 ,

I ONLY NEED the quick answers. I DO NOT need an explanation. I will give a great rating, thank you! Question 1: Read the problem below and then answer parts A, B, and C (all multiple choice) Do certain car colors attract the attention of police more than others, so that they are more likely to get speeding tickets? A few years ago a curious