Sketch sampling distribution of sample means

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Reference no: EM13142429

Scores on the verbal ability portion of the Graduate Record Examination (GRE) follow a normal distribution with mean 500 and standard deviation 115.

Suppose you study a random sample of 100 GRE verbal exams. Consider your a sketch of the sampling distribution of sample means and the appropriate calculation model.

Determine the probability that the mean score in this sample will be between 485 and 515. Express your answer to FOUR decimal places.

Reference no: EM13142429

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