Question
Students taking a standardized IQ test had a mean score of100with a standard deviation of15.Assume score are normally distributed.What percent of random samples of size
Students taking a standardized IQ test had a mean score of100with a standard deviation of15.Assume score are normally distributed.What percent of random samples of size 20 students have a mean IQ score lower than 95? List answer as decimal rounded to the thousandth.
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An Introduction To Statistical Methods And Data Analysis
Authors: R. Lyman Ott, Micheal T. Longnecker
7th Edition
1305269470, 978-1305465527, 1305465520, 978-1305269477
