You wish to test the following claim (Ha) at a significance level of a Ho: P₁ = P2 Ha: P1 P2 You obtain a sample from the first population with 120 successes and 403 failures. You obtain a sample from the second population with 39 successes and 278 failures. The test statistic is... in the critical region not in the critical region critical value = ± test statistic = = 0.005. This test statistic leads to a decision to... reject the null hypothesis O fail to reject the null hypothesis [three decimal accuracy] [three decimal accuracy] As such, the final conclusion is that... There is sufficient evidence to support that the first population proportion is not equal to the second population proportion. There is not sufficient evidence to support that the first population proportion is not equal to the second population proportion.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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You wish to test the following claim (Ha) at a significance level of a
=
Ho: P₁ = P2
Ha: P₁ P2
You obtain a sample from the first population with 120 successes and 403 failures. You obtain a sample
from the second population with 39 successes and 278 failures.
The test statistic is...
in the critical region
O not in the critical region
critical value = ±
test statistic =
This test statistic leads to a decision to...
reject the null hypothesis
fail to reject the null hypothesis
= 0.005.
O There is not sufficient evidence to support
second population proportion.
[three decimal accuracy]
[three decimal accuracy]
As such, the final conclusion is that...
There is sufficient evidence to support that the first population proportion is not equal to the second
population proportion.
first population proportion not equal to the
Transcribed Image Text:You wish to test the following claim (Ha) at a significance level of a = Ho: P₁ = P2 Ha: P₁ P2 You obtain a sample from the first population with 120 successes and 403 failures. You obtain a sample from the second population with 39 successes and 278 failures. The test statistic is... in the critical region O not in the critical region critical value = ± test statistic = This test statistic leads to a decision to... reject the null hypothesis fail to reject the null hypothesis = 0.005. O There is not sufficient evidence to support second population proportion. [three decimal accuracy] [three decimal accuracy] As such, the final conclusion is that... There is sufficient evidence to support that the first population proportion is not equal to the second population proportion. first population proportion not equal to the
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