Given the null and alternative hypotheses, sample means, sample sizes, and population standard deviations shown to the right, conduct a hypothesis H H-H>0 1- 13 test using an alpha level equal to 0.01. x,- 145 x2-137 02 = 19 n2 = 40 Ho H-250 n, = 50 Determine the rejection region for the test statistic z. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. z- O B. z> O C. z< or z> Calculate the value of the test statistic. (Round to two decimal places as needed.) Since the test statistic in the rejection region, the null hypothesis. There is V evidence to conclude that the mean of population 1 is greater than the mean of population 2.
Given the null and alternative hypotheses, sample means, sample sizes, and population standard deviations shown to the right, conduct a hypothesis H H-H>0 1- 13 test using an alpha level equal to 0.01. x,- 145 x2-137 02 = 19 n2 = 40 Ho H-250 n, = 50 Determine the rejection region for the test statistic z. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. z- O B. z> O C. z< or z> Calculate the value of the test statistic. (Round to two decimal places as needed.) Since the test statistic in the rejection region, the null hypothesis. There is V evidence to conclude that the mean of population 1 is greater than the mean of population 2.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
![Given the null and alternative hypotheses, sample
means, sample sizes, and population standard
deviations shown to the right, conduct a hypothesis H H-H2>0
test using an alpha level equal to 0.01.
X = 145 x, = 137
Ho: H-250
0, = 13
02 = 19
n, = 50
n2 = 40
Determine the rejection region for the test statistic z. Select the correct choice below and fill in the answer box to complete your choice.
(Round to two decimal places as needed.)
O A. z
O B. z>
O C. z<
or z>
Calculate the value of the test statistic.
(Round to two decimal places as needed.)
Since the test statistic
in the rejection region,
V the null hypothesis. There is
evidence to conclude that the mean of population 1 is greater than the mean of population 2.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F87be0542-a9fd-474b-a745-43a2181cdcf5%2F47aca631-762f-4834-b0a5-9045adfb096b%2F0ne7o9j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given the null and alternative hypotheses, sample
means, sample sizes, and population standard
deviations shown to the right, conduct a hypothesis H H-H2>0
test using an alpha level equal to 0.01.
X = 145 x, = 137
Ho: H-250
0, = 13
02 = 19
n, = 50
n2 = 40
Determine the rejection region for the test statistic z. Select the correct choice below and fill in the answer box to complete your choice.
(Round to two decimal places as needed.)
O A. z
O B. z>
O C. z<
or z>
Calculate the value of the test statistic.
(Round to two decimal places as needed.)
Since the test statistic
in the rejection region,
V the null hypothesis. There is
evidence to conclude that the mean of population 1 is greater than the mean of population 2.
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