Conduct the following tests of hypotheses, assuming that the populations of paired differences are normally distributed. a.
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a. H0: µd = 0, H1: µd ≠ 0, n = 26, = 9.6, sd = 3.9, α = .05
b. H0: µd = 0, H1: µd > 0, n = 15, = 8.8, sd = 4.7, α = .01
c. H0: µd = 0, H1: µd < 0, n = 20, = –7.4, sd = 2.3, α = .10
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a Step 1 H 0 d 0 H 1 d 0 Step 2 Since the samples are dependent d is unknown the sample is small and ...View the full answer
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