Twenty laboratory mice were randomly divided into two groups of 10
Twenty laboratory mice were randomly divided into two groups of
10. Each group was fed according to a prescribed diet.At the end of 3 weeks, the weight gained by each animal was recorded. Do the data in the following table justify the conclusion that the mean weight gained on diet B was greater than the mean weight gained on diet A, at the a = 0.05 level of significance? Assume normality.
a. Solve using the p-value approach.
b. Solve using the classical approach.
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