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Can you please show me how to solve this kind of problem? 4. For a population with a p = 72 and o = 20.

Can you please show me how to solve this kind of problem?

4. For a population with a p = 72 and o = 20. What is the probability of obtaining a sample mean greater than 75 a. for a random sample of N = 100 scores? b. for a random sample of N = 225 scores

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