Mathematics, 15.04.2020 16:57 keaudresp57ie1
A dieter believes that the average number of calories in a homemade peanut butter cookie is more than in a store-bought peanut butter cookie. Estimate the difference in the mean calories between the two types of cookies using a 90% confidence interval. The summary data are listed below.
n1= 40 x1_bar = 180 s1 = 2
n1= 45 x1_bar = 179 s1 = 4
Please answer the lower confidence bound first then the upper confidence bound second. Please round to two decimals on your answer
Answers: 1
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A dieter believes that the average number of calories in a homemade peanut butter cookie is more tha...
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