In Problems, assume that the populations are normally distributed. (a) Test whether 1 > 2
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In Problems, assume that the populations are normally distributed.
(a) Test whether μ1 > μ2 at the α = 0.1 level of significance for the given sample data.
(b) Construct a 90% confidence interval about μ1 - μ2.
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n X S Sample 1 25 50.2 6.4 Sample 2 18 42.0 9.9
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a H 0 1 2 H 1 1 2 The level of significance is 010 Since the smaller sample size is n 2 18 we use n ...View the full answer
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