a) Calculate the probability of a type ii error for the following hypotheses when µ = 37:
ho: µ = 40
h1: µ < 40
The significance level is 5%, the population standard deviation is 5, and the sample size is 25.
b) Repeat part (a) with α = 15%.
c) Describe the effect on β of decreasing α.Solution:Download free solution (doc) |

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