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

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.
-Use a significance level of $\alpha = 0.01$ to test the claim that $\mu > 2.85$ . The sample data consists of 9 scores for which $\bar { x }$ $= 3.25$ and $\mathrm { s } = 0.53$ .