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I need a step by step explanation of this problem (parts a and b). 3 (A629) Let :r denote the proportion of schizophrenics who respond

I need a step by step explanation of this problem (parts a and b).
3 (A629) Let :r denote the proportion of schizophrenics who respond positively to treatment. A test is conducted of Ho: :1: = 0.50 against Ha: 2: > 0.50, for a sample of size 25, using a = 0.05. (a) Find the region of sample proportion values for which H0 is rejected. (5 pts)

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