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Set up a confidence interval for the following sets of data. Report your final answer for each question usingproper APA notation. a) Mean difference =

Set up a confidence interval for the following sets of data.Report your final answer for each question usingproper APA notation.

a) Mean difference = 12

Standard error of the difference = 4

Alpha level = .01

b) Mean = 40

Standard error = 6

Alpha level = .05

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