Mean IQ of Psychologists See the preceding exercise, in which we can assume that s = 15
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Mean IQ of Psychologists See the preceding exercise, in which we can assume that s = 15 for the IQ scores. Psychologists are a group with IQ scores that vary less than the IQ scores of the general population. Find the sample size needed to estimate the mean IQ of psychologists, given that we want 98% confidence that the sample mean is within 3 IQ points of the population mean. Does the sample size appear to be practical?
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Related Book For 
Biostatistics For The Biological And Health Sciences
ISBN: 9780134039015
2nd Edition
Authors: Marc Triola, Mario Triola, Jason Roy
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