Conduct a test at the a = 0.05 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtainedindependently from a large population using simple random sampling.Test whether p, > P2. The sample data are x, = 123, n, = 244, x2 = 138, and n, = 303.(a) Choose the correct null and alternative hypotheses below.O A. Ho: P1 = 0 versus H,: P1 # 0O B. Ho: P1 = P2 versus H,:P, P2O D. Ho: P1 = P2 versus H,: p1 # P2(b) Determine the test statistic.Zo = 1.13 (Round to two decimal places as needed.)(c) Determine the P-value.The P-value is 0.129.(Round to three decimal places as needed.)What is the result of this hypothesis test?O A. Reject the null hypothesis because there is sufficient evidence to conclude that p, P2-

Answered: Image /qna-images/answer/cd03e46f-5f94-47c5-91bd-7133be428dd3.jpg

Answered: Conduct a test at the a = 0.05 level of…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Conduct a test at the a = 0.10 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p, >P2. The sample data are x, = 126, n, = 248, x, = 134, and n, = 313. (a) Choose the correct null and alternative hypotheses below. O A. Ho: P1 = P2 versus H: P1 P2 O C. Ho: P1 = 0 versus H,: p, #0 O D. Ho: P1 = p2 versus H,: p, #p2 (b) Determine the test statistic. Zo = (Round to two decimal places as needed.)
The claim is that for a smartphone carrier's data speeds at airports, the mean is m=12.00 Mbps. The sample size is n=16 and the test statistic is t= -2.652.
Conduct a test at the α= 0.01 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p1 > p2 . The sample data are x1 = 122, n1 = 241, x2 = 132, and n2 = 314. Choose the correct null and alternative hypotheses H0 : p1 = p2 versus H1 : p1 > p2 H0 : p1 = 0 versus H1 : p1 ≠ 0 H0 : p1 = p2 versus H1 : p1 ≠ p2 H0 : p1 = p2 versus H1 : p1 < p2 Determine the test z0 = _______________ (Round to two decimal places as needed.) Determine the P-value. The P-value is . (Round to three decimal places as needed.) What is the result of this hypothesis test? Do not reject the null hypothesis because there is not sufficient evidence to conclude that p1 < p2 . Reject the null hypothesis because there is sufficient evidence to conclude that p1 < p2 . Do not reject the null…
use a significance level of a=0.05 to test the claim that p1=p2 for two populations. Use the given sample sizes and numbers of successes to proceed n1=100 n2=100 x1=38 x2=40
Participants selected 120 samples of size 3 from a population of 5 scores (0, 0, 0, 3, and 6) using theoretical sampling. Based on this example, What is the shape of the population distribution?
In a survey of 500 drivers from the South, 408 wear a seat belt. In a survey of 370 drivers from the Northeast, 288 wear a seat belt. At a = 0.07, can you support the claim that the proportion of drivers who wear seat belts is greater in the South than in the Northeast? Assume the random samples are independent. Complete parts (a) through (e). (a) Identify the claim and state H, and H. The claim is "the proportion of drivers who wear seat belts in the South is greater than in the Northeast." Let p, represent the population proportion for the South, and p, represent the population proportion for the Northeast. State Ho and H Choose the correct answer below. O A. Ho: P1> P2 Ha: P, SP2 O B. Ho: P1 = P2 H,: P, *P2 OC. Ho: P1 *P2 H P, = P2 YE. Ho: P1 SP2 H P, > P2 OF. Ho: P1 2P2 H,: P, OA. 1.48 Oc. (c) Find the standardized test statistic. z= (Round to two decimal places as needed.)
Conduct a test at the a = 0.01 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p, > p2. The sample data are x, = 117, n, = 255, x2 = 131, and n, = 301. (a) Choose the correct null and alternative hypotheses below. (b) Determine the test statistic. O A. Ho: P, =p, versus H,: p, > P2 Zo = (Round to two decimal places as needed.) O B. Ho: p, =0 versus H,: p, #0 Test the null hypothesis. Choose the correct conclusion (c) Determine the P-value. The P-value is O C. Ho: P, =p, versus H,: p,
The sales manager of a food company wants to determine if the weekly sales of 16 ounce packages of frozen broccoli has increased since last year. The mean weekly number of sales per store was 2,400 packages last year. The sales manager set the following hypotheses to test Hol=2400 H₁:H>2400 Available sales data are from 400 stores. Assume that this data set is a random sample. The sample mean is 2,430 and the sample standard deviation is 800. For the significance level of 5%, find the critical value. a) 2478.4 b) 2430 Oc) 2321.6 d) 2334.4 e) 2465.6
Conduct a test at the a = 0.10 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p, > p3. The sample data are x, = 116, n, = 259, x, = 133, and n, = 312. (a) Choose the correct null and alternative hypotheses below. O A. Ho: P, = 0 versus H,: p, #0 O B. Ho: P, =p, versus H,: p, P2 O D. Ho: p, =p2 versus H,: p, #P2 b) Determine the test statistic. (Round to two decimal places as needed.) c) Determine the P-value. The P-value is Round to three decimal places as needed.) Test the null hypothesis. Choose the correct conclusion U Do not reject the null hypothesis. O Reject the null hypothesis. Click to select your answer and then click Check Answer. 3 parts remaining Clear All Check Answer 10:26 AM Links 12/20/2020
Consider the population with the values {2.1, 3.3, 7.6, 8.5), list all possible samples of size n = 2 WITH REPLACEMENT and find: a. mean of the sample distribution of sample means b. variance of the sample distribution of sample means c. standard deviation of the sample distribution of sample means Please write your solutions in a legible manner and draw a box around your final answers.
A. Determine the test statistic B. Determine the P-value C.reject or fail to reject H0
Test the claim about the difference between two population means m1 and m2 at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed. If convenient, use technology.11.Claim: m1=m2; a=0.1.Population statistics: s1=3.4 and s2=1.5Sample statistics: x1=16, n1=29 and x2=14, n2=28

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS