Consider the hypothesis test below. $$ \begin{array}{1} H_{0}: p_{1}-p-{2} \leq ® \\ H_{a}: p_{1}-p_{2}>0 \end{array} $$ The following results are for independent samples taken from the two populations. $$ \begin{array}{11} \text { Sample 1 } & \text { Sample 2 } \\ n_{1}=200 & n_{2}=300 \\ \bar{p}_{1}=0.29 & \bar{p}_{2}=0.13 \end{array} $$ Use pooled estimator of Sps. a. What is the value of the test statistic (to 2 decimals)? 4.22 b. What is the $p$-value (to 4 decimals)? (3) c. With $\alpha=.05$, what is your hypothesis testing conclusion? Conclude the difference between the proportions is greater than 0

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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Consider the hypothesis test below.
$$
\begin{array}{1}
H_{0}: p_{1}-p_{2} \leq ® \\
H_{a}: p_{1}-p_{2}>0
\end{array}
$$
The following results are for independent samples taken from
the two populations.
$$
\begin{array}{11}
\text { Sample 1 } & \text { Sample 2 } \\
n_{1}=200 & n_{2}=300 \\
\bar{p}_{1}=0.29 & \bar{p}_{2}=0.13
\end{array}
$$
Use pooled estimator of $p$.
a. What is the value of the test statistic (to 2 decimals)?
4.22
b. What is the $p$-value (to 4 decimals)?
(3)
c. With $\alpha=.05$, what is your hypothesis testing
conclusion?
Conclude the difference between the proportions is greater
than 0
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SP. PB. 156|
Transcribed Image Text:Consider the hypothesis test below. $$ \begin{array}{1} H_{0}: p_{1}-p_{2} \leq ® \\ H_{a}: p_{1}-p_{2}>0 \end{array} $$ The following results are for independent samples taken from the two populations. $$ \begin{array}{11} \text { Sample 1 } & \text { Sample 2 } \\ n_{1}=200 & n_{2}=300 \\ \bar{p}_{1}=0.29 & \bar{p}_{2}=0.13 \end{array} $$ Use pooled estimator of $p$. a. What is the value of the test statistic (to 2 decimals)? 4.22 b. What is the $p$-value (to 4 decimals)? (3) c. With $\alpha=.05$, what is your hypothesis testing conclusion? Conclude the difference between the proportions is greater than 0 Hide Feedback Partially Correct SP. PB. 156|
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