A Group of Six Individuals with High Cholesterol Levels Were

question 26

True/False

A group of six individuals with high cholesterol levels were given a new diet designed to lower cholesterol levels. Cholesterol levels, in milligrams per deciliter, were measured before and after the implementation of the diet for each individual, with the following results:

A dietician claims that the mean reduction in cholesterol level is 50 milligrams per deciliter. Does the 99% confidence interval contradict this claim? (Hint: you need to find the 99% confidence interval for the mean reduction in cholesterol level.)

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