Population mean difference in weight per candy bar

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Reference no: EM131808743

Question: Consider the weights for two samples of candy bars, before and after intervention, from Table.

a. Is this a paired or an unpaired situation?

b. Find the 95% confidence interval for the population mean difference in weight per candy bar (after minus before).

c. Did intervention produce a significant change in weight? How do you know?

Reference no: EM131808743

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