5. For a z-test of proportions, which of the following is the rejection region for a two- tailed test? a. z> za or z>-Za c. z< Za or z>-Za b. z>-Za/2 or z> Za/2 d. z<-Za/2 or z> Za/2 6. For a z-test of proportions, which of the following is the

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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b. Normal curve
d. None of these
5. For a z-test of proportions, which of the following is the rejection region for a two-
tailed test?
a. z>Za orz>-Za
c. z<za or z>-Za
b. z>-Za/2 or z > Za/2
d. z<-Za/2 or z> Za/2
6. For a z-test of proportions, which of the following is the rejection region for a one-
tailed test?
a. z> Za or z<-Za
c. z> Za or z>-Za
b. z< Za or z>-Za
d. z>-Za/z or z> Za/2
7. For the 95% confidence level, what is the value for a?
a. a= .01
c. a.10
b. a = .05
d. a = .025
8. When the null hypothesis is rejected, which of the following is true?
a. There is sufficient evidence to back up the decision.
b. There is no sufficient evidence to back up the decision.
ab Module...
Transcribed Image Text:b. Normal curve d. None of these 5. For a z-test of proportions, which of the following is the rejection region for a two- tailed test? a. z>Za orz>-Za c. z<za or z>-Za b. z>-Za/2 or z > Za/2 d. z<-Za/2 or z> Za/2 6. For a z-test of proportions, which of the following is the rejection region for a one- tailed test? a. z> Za or z<-Za c. z> Za or z>-Za b. z< Za or z>-Za d. z>-Za/z or z> Za/2 7. For the 95% confidence level, what is the value for a? a. a= .01 c. a.10 b. a = .05 d. a = .025 8. When the null hypothesis is rejected, which of the following is true? a. There is sufficient evidence to back up the decision. b. There is no sufficient evidence to back up the decision. ab Module...
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