Ten individuals have participated in a diet-modification program to stimulate we

Question

Ten individuals have participated in a diet-modification program to stimulate weight loss. Their weight both before and after participation in the program is shown in the following list. Is there evidence to support the claim that this particular diet-modification program is effective in producing mean weight reduction? Compare the weight before to the weight after the diet modification program.

(b) Calculate sD

(c) Test the hypothesis H0: ?D = 0 verses H1: ?D > 0.
Calculate t0

Weight Subject Before After 1 196 188 2 214 196 3 247 221 4 201 190 5 187 175 6 210 197 7 215 199 8 246 221 9 294 278 10 310 285

Explanation / Answer

Ten individuals have participated in a diet-modification program to stimulate we

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