Assume that the populations are normally distributed. (a) Test whether 1 > 2 at the =
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Assume that the populations are normally distributed.
(a) Test whether µ1 > µ2 at the α = 0.1 level of signiï¬cance for the given sample data.
(b) Construct a 90% conï¬dence interval about µ1 - µ2
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Population 1 Population 2 18 42.0 9.9 rt 25 50.2 .S 6.4
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a H 0 1 2 versus H 0 1 2 The level of significance is 010 Since the smaller sample size is n 2 18 we ...View the full answer
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