3. Suppose the mean fasting cholesterol of teenage boys in the United States is u = 175 mg/dl with o = 50
mg/dL. An SRS of 39 boys whose fathers had a heart attack reveals a mean cholesterol = 195 mg/dL. Use a
two-sided test to determine if the sample mean is significantly higher than expected. Show all hypothesis
testing steps.
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Not able 2 understand ur question ಠ︵ಠ
Sry.....Thnx 4 d free points !!!!!!
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