What is the probability of obtaining

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The Wechsler Adult Intelligence Scale is standardized to have a mean of 100 and a standard deviation of

If we draw a random sample of 25 people from the population, what is the probability of obtaining

(a) a sample with a mean IQ of 95 or less?

(b) a sample with a mean IQ of 105 or greater?

Reference no: EM131852669

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