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7. Scores on a standardized reading test for 4 th -grade students form a normal distribution with u=60 and o=20. What is the probability of

7. Scores on a standardized reading test for 4^th -grade students form a normal distribution with u=60 and o=20. What is the probability of obtaining a sample mean greater than M=65 for each of the following:

Standard Normal Distribution

Mean=0.0

Standard Deviation =1.0

A sample of n=16 students p=

A sample of n=25 students p=

A sample of n=100 students p=

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