1. A new weight-reduction technique consists of a liquid protein diet, is currently undergoing test by the FDA before it
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1. A new weight-reduction technique consists of a liquid protein diet, is currently undergoing test by the FDA before it
1. A new weight-reduction technique consists of a liquid protein diet, is currently undergoing test by the FDA before its introduction into the market. The weights of a random sample of 8 people are recorded before they are put on this diet for three weeks. At the end of the three-week period, their weights are again recorded (in pounds). Person 1 2 3 4 5 6 7 8 Weight before diet 165 203 198 297 198 255 249 301 Weight after diet 143 195 188 291 201 240 241 288 (a) Form the column of differences and find the mean and standard deviation of this column of numbers. Show your work.
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