Question: problem # 4 Do these data suggest there is a significant difference in calories between servings of strawberry and vanilla yogurt? Calories per Serving Brand

problem # 4 Do these data suggest there is a significant difference in calories between servings of strawberry and vanilla yogurt? Calories per Serving Brand Strawberry Vanilla America's Choice 210 200 Breyer's Lowfat 240 220 Columbo 210 180 Dannon Light 'n Fit 120 120 Dannon Lowfat 210 230 Dannon la Creme 140 140 Great Value 125 80 La yogurt 180 160 Mountain High 200 170 Stonyfield Farm 110 120 Yoplait Custard 205 190 Yoplait Light 100 100 a) What is an appropriate test to use? Will you use a one-sided or two-sided test? b) Test your hypotheses at the a = 0.10 level of significance. What is your conclusion? (Hint: PHANTOMS) c) Compute a 95% confidence interval for the difference in calories between a serving of strawberry and vanilla yogurt. Interpret. Comment on how this result compares with the result of your hypothesis test

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