A random sample of 64 observations produced the following summary statistics: x = .36 and s2 =

Question:

A random sample of 64 observations produced the following summary statistics: x = .36 and s2

= .034.

a. Test the null hypothesis that m = .397 against the alternative hypothesis that m 6 .397, using a = .10.

b. Test the null hypothesis that m = .397 against the alternative hypothesis that m  .397, using a = .10.

Interpret the result.

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