Question
A typical adult has an average IQ score of 105 with a standard deviation of 20. If 19 randomly selected adults are given an IQ
A typical adult has an average IQ score of 105 with a standard deviation of 20. If 19 randomly selected adults are given an IQ test, what is the probability that the sample mean scores will be between 87 and 125 points? (Round your answer to five decimal places.)
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Probability and Random Processes With Applications to Signal Processing and Communications
Authors: Scott Miller, Donald Childers
2nd edition
123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814
