Question: Consider a random sample of size 28 from a normal population with hypothesized mean μ0 = 9.96.
a. Write the four parts for a two-sided hypothesis test concerning the population mean with a = 0.002.
b. Suppose x¯ = 9.04 and σ = 1.20. Find the value of the test statistic, and draw a conclusion about the population mean.
c. Find the p value associated with this hypothesis test.