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es The accompanying data file contains information on matched sample observations whose differences are normally distributed. Click here for the Excel Data File Let the difference be defined as Sample 1- Sample 2. a. Construct the 95% confidence interval for the mean difference up. Note: Negative value should be indicated by a minus sign. Round final answers to 2 decimal places. Confidence interval is Ho: b. Specify the competing hypotheses in order to test whether the mean difference differs from zero. HD 0.94 to = 1.06 0; versus HA HD # 0

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The accompanying data file contains information on matched sample observations whose differences are normally distributed. Let the difference be defined as Sample 1- Sample 2. a. Construct the confidence interval for the mean difference . Note: Negative value should be indicated by a minus sign. Round final answers to 2 decimal places. b. Specify the competing hypotheses in order to test whether the mean difference differs from zero.


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