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OpenStudy (jtrippz):
Mr. Jones, recorded the number of pull ups done by his students. Compare the means and standard deviations of each group. Boys: 5, 16, 3, 8, 4, 12, 2, 15, 0, 1, 9, 3. Girls: 2, 4, 0, 3, 5, 4, 6, 1, 3, 8, 3, 4.
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OpenStudy (mathmale):
You must find the mean and standard deviation for each set of data (Boys, Girls). It'd be great if you could find the std. dev. both by using a calculator and by using the formula for std. dev.
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