Given the following null and alternative hypotheses

and the following sample information

a. Develop the appropriate decision rule, assuming a significance level of 0.05 is to be used.
b. Test the null hypothesis and indicate whether the sample information leads you to reject or fail to reject the null hypothesis. Use the test statistic approach.

Transcribed Image Text:

μμ iH Sample Sample 2 n125 2 120 -1-130 石-105 s, 38