A random sample of size 15 is selected from a normal population. The population standard deviation is unknown. Assume that a two-tailed test at the 0.10 significance level is to be used. For what value of t will the null hypothesis not be rejected?

MATLAB: An Introduction with Applications
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A random sample of size 15 is selected from a normal population. The population standard deviation is unknown. Assume that a two-tailed test at the 0.10
significance level is to be used. For what value of t will the null hypothesis not be rejected?
Select one:
a. To the left of -1.282 or to the right of 1.282
b.To the left of -1.345 or to the right of 1.345
c.To the left of -1.645 or to the right of 1.645
d.Between -1.761 and 1.761
e.None is correct
Transcribed Image Text:A random sample of size 15 is selected from a normal population. The population standard deviation is unknown. Assume that a two-tailed test at the 0.10 significance level is to be used. For what value of t will the null hypothesis not be rejected? Select one: a. To the left of -1.282 or to the right of 1.282 b.To the left of -1.345 or to the right of 1.345 c.To the left of -1.645 or to the right of 1.645 d.Between -1.761 and 1.761 e.None is correct
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