7.BMI for Miss America Use the same BMI indexes given in Exercise 6.

Use a 0.01 significance level to test the claim that recent Miss America winners are from a population with a standard deviation equal to 1.34, which was the standard deviation of BMI for winners from the 1920s and 1930s. Do recent winners appear to have variation that is different from that of the 1920s and 1930s?

8.Type I Error and Type II Error

a. In general, what is a type I error? In general, what is a type II error?

b. For the hypothesis test in Exercise 6 “BMI for Miss America,” write a statement that would be a type I error, and write another statement that would be a type II error.