Alyson Silvastein, a scientist, has seen studies that give the average number of hours a person can go without sleep and still funcion normally is 29 with a sandard deviation of 4.5 hous. She thinks...

Alyson Silvastein, a scientist, has seen studies that give the average number of hours a person can go without sleep and still funcion normally is 29 with a sandard deviation of 4.5 hous. She thinks it may be less, and so samples 33 people who had an averate of 27 hours that they could go without sleep and still function normally. At a - .01, is her claim supported that the average number of normal functioning hours is less than 29?

Choose the correct Hypothesis est for this problem. Determine Critical Value(s), Determine Test Value, Decision and Conclusion.