Mathematics, 27.03.2020 04:51, lifewkeya
Nutritional researchers conducted an investigation of two high-fiber diets intended to reduce cholesterol level. a group of people with high cholesterol were randomly selected to receive an "rice" diet or a "vegetable" diet for 20 days. Use t test to compare the diets at 5% significance level. Null Hypothesis: The means from two respective diets are the same Alternative Hypothesis: The two means from the two diets differ.
Answers: 1
, hence the two means from the two diet differs.
, otherwise do not reject.
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