The following table contains information on matched sample values whose differences are normally distributed. a. Construct a
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The following table contains information on matched sample values whose differences are normally distributed.
a. Construct a 95% confidence interval for the mean difference µD .
b. Specify the competing hypotheses in order to test whether the mean difference differs from zero.
c. Using the confidence interval from part a, are you able to reject H0?Explain.
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Number Sample 1 Sample 2 21 18 12 21 23 20 20 17 17 4 16 14 17 18
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a 233 With 1095 005 and df n 1 8 1 7 t 2df t 00257 2365 b H ...View the full answer
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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