a. Compute the z-statistic of the z-test. b. From the z-distribution table, what is the critical z-test value to which you will compare the z-statistic using the 5% level of significance? c. From the z-distribution table, what is the approximate two-sided p-value of the z-statistic computed in part a? d. What is your conclusion based on the results of this z-test? h CamScanner

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Q2 Please provide detailed solution with explanation and justification asap to get a upvote For all parts please
2. ) For the data shown in Problem 1, site 1 had 5 of 11 days above 100 and site 2 had 7 of 11
days above 100. Perfom a two-tailed z-test of whether these two proportions are not significantly
different from each other by answering questions a-d below. Ignore missing values.
a. Compute the z-statistic of the z-test.
b. From the z-distribution table., what is the critical z-test value to which you will compare
the z-statistic using the 5% level of significance?
c. From the z-distribution table, what is the approximate two-sided p-value of the z-statistic
computed in part a?
d. What is your conclusion based on the results of this z-test?
CS Scanned with CamScanner
Transcribed Image Text:2. ) For the data shown in Problem 1, site 1 had 5 of 11 days above 100 and site 2 had 7 of 11 days above 100. Perfom a two-tailed z-test of whether these two proportions are not significantly different from each other by answering questions a-d below. Ignore missing values. a. Compute the z-statistic of the z-test. b. From the z-distribution table., what is the critical z-test value to which you will compare the z-statistic using the 5% level of significance? c. From the z-distribution table, what is the approximate two-sided p-value of the z-statistic computed in part a? d. What is your conclusion based on the results of this z-test? CS Scanned with CamScanner
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