Assume That a Simple Random Sample Has Been Selected from a Normally

question 46

Essay

Assume that a simple random sample has been selected from a normally distributed population. Find the test statistic, P-value, critical value(s), and state the final conclusion.
-Test the claim that for the population of female college students, the mean weight is given by $\mu = 132$ lb. Sample data are summarized as $\mathrm { n } = 20 , \overline { \mathrm { x } } = 137 \mathrm { lb }$ , and $\mathrm { s } = 14.2 \mathrm { lb }$ . Use a significance level of $\alpha = 0.1$ .

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