A study is run comparing HDL cholesterol levels between men who exercise regularly and those who do not. The data are shown below. Regular Exercise N Mean Std Dev Yes 35 48.5 12.5 No 120 56.9 11.9 Generate a 95% confidence interval for the difference in mean HDL levels between men who exercise regularly and those who do not.

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QUESTION 34

  1. A study is run comparing HDL cholesterol levels between men who exercise regularly and those who do not. The data are shown below.

    Regular Exercise

    N

    Mean

    Std Dev

    Yes

    35

    48.5

    12.5

    No

    120

    56.9

    11.9

    Generate a 95% confidence interval for the difference in mean HDL levels between men who exercise regularly and those who do not.

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