A hypothesis was tested twice using a two - tailed z- test. The first test was done with a 5% significance level while the second test using a 10% significance level. If the test stastic for both tests is - 1.75, which of the following is true? A At 5% and 10% alpha level, the null hypothesis is accepted B The null hypothesis is rejected at 5% and accepted at 10% C The null hypothesis rejected for both tests At 5% the null hypothesis is accepted and rejected at 10%

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A hypothesis was tested twice using a two - tailed z- test. The first test was done with
a 5% significance level while the second test using a 10% significance level. If the test
stastic for both tests is - 1.75, which of the following is true?
A At 5% and 10% alpha level, the null hypothesis is accepted
B
The null hypothesis is rejected at 5% and accepted at 10%
C The null hypothesis rejected for both tests
At 5% the null hypothesis is accepted and rejected at 10%
Transcribed Image Text:A hypothesis was tested twice using a two - tailed z- test. The first test was done with a 5% significance level while the second test using a 10% significance level. If the test stastic for both tests is - 1.75, which of the following is true? A At 5% and 10% alpha level, the null hypothesis is accepted B The null hypothesis is rejected at 5% and accepted at 10% C The null hypothesis rejected for both tests At 5% the null hypothesis is accepted and rejected at 10%
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