5. Suppose you are studying a phenomenon that is well-modelod by N(1,39). Existing research claims that j = 20, but you
Posted: Mon May 09, 2022 12:06 pm
5. Suppose you are studying a phenomenon that is well-modelod by N(1,39). Existing research claims that j = 20, but you think y might be lower based on recent changes in socicly. You'd like to collect some data to verify your claim and plan to use a sample of size 60. If ye is actually 19, what should you set a to in your hypothesis test if you want a Type II crror rate of 0.08? Include a beautiful picture in your answer.