1. A new weight-tedaction technique consists of a liquid protein diet, is curreatly, underpoing test by the HDA before i

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1 A New Weight Tedaction Technique Consists Of A Liquid Protein Diet Is Curreatly Underpoing Test By The Hda Before I 1 (24.77 KiB) Viewed 34 times

1. A new weight-tedaction technique consists of a liquid protein diet, is curreatly, underpoing test by the HDA before its introduction into the market. The weights of a random cample of 8 pecple are recerded before they are put on this diet for three weeks. At the end of the three-week period, their weights are again recotdcd (in pounds). (a) Fons the column of differences and find the mean and standard deviation of this column of numbers. Show your work. (b) Calculate a 95% confidence interval for the difference between the mean weights before and after the diet is used. Show all the work, and then interpret the confidence interval in the context of the problem. (c) Perform, using the usual 4 stcps, a test of bypothesis to determine if the diet is: effective in reducing the weight by more than three poweds. Use a=0.05