Response Yes = No Populations 1 2 3 140 145 111 90 145 119 value of the test statistic. (Round your answer to three decimal places.) p-value. (Round your answer to four decimal places.) 0.05 level of significance, state your conclusion. o not reject Ho. We conclude that not all population proportions are equal. ject Ho. We cannot conclude that not all population proportions are equal. o not reject Ho. We cannot conclude that not all population proportions are equal. ject Ho. We conclude that not all population proportions are equal.
Response Yes = No Populations 1 2 3 140 145 111 90 145 119 value of the test statistic. (Round your answer to three decimal places.) p-value. (Round your answer to four decimal places.) 0.05 level of significance, state your conclusion. o not reject Ho. We conclude that not all population proportions are equal. ject Ho. We cannot conclude that not all population proportions are equal. o not reject Ho. We cannot conclude that not all population proportions are equal. ject Ho. We conclude that not all population proportions are equal.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:You may need to use the appropriate technology to answer this question.
Use the sample data below to test the hypotheses
Ho: P₁ P2 = P3
=
Ha: not all population proportions are equal
where P₁ is the population proportion of Yes responses for population i.
Response
Yes
No
Populations
1
2
3
140 145 111
90 145 119
Find the value of the test statistic. (Round your answer to three decimal places.)
Find the p-value. (Round your answer to four decimal places.)
p-value =
Using a 0.05 level of significance, state your conclusion.
Do not reject Ho. We conclude that not all population proportions are equal.
Reject Ho. We cannot conclude that not all population proportions are equal.
Do not reject Ho. We cannot conclude that not all population proportions are equal.
Reject Ho. We conclude that not all population proportions are equal.
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