Based on data from a health survey, men aged 25-34 have heights with a standard deviation of

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Based on data from a health survey, men aged 25-34 have heights with a standard deviation of 2.9 in. Test the claim that men aged 45-54 have heights with a different standard deviation. The heights of 25 randomly selected men in the 45-54 age bracket are_ listed below.
Based on data from a health survey, men aged 25-34

Use the traditional method to test the given hypotheses. Follow the steps outlined in Figure 7-4, and draw the appropriate graph. In all cases, assume that the population is normally distributed and that the sample has been randomly selected.

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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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