Test Hypotheses About a Population Proportion
-Test the Claim That $\sigma \neq 13.05$

Short Answer

Test Hypotheses about a Population Proportion
-Test the claim that $\sigma \neq 13.05$ if $\mathrm { n } = 10 , \mathrm {~s} = 13.7$ , and $\alpha = 0.01$ . Assume that the population is normally distributed.