The water diet requires you to drink 2 cups of water every half hour from when you get up until you go to bed but eat anything you want. Four adult volunteers agreed to test this diet. They were weighed prior to beginning the diet and 6 weeks after. Do one-sample t-test using the difference with following hypotheses using ? = 0.05 and summarize your conclusion: (10 M)

Ho: Diff = 0andHa: Diff ? 0

Person

1

2

3

4

Mean

Standard Deviation

Weight Before

180

125

240

150

173.75

49.56

Weight After

170

130

215

152

166.75

36.09

Difference

10

-5

25

-2

7

13.64

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