Question: Use the given statistics to complete parts(a) and(b). Assume that the populations are normally distributed. (a) Test whether 1>2 at the =0.10 level of significance

Use the given statistics to complete parts(a) and(b). Assume that the populations are normally distributed.

(a) Test whether 1>2 at the =0.10 level of significance for the given sample data.

(b) Construct a 95% confidence interval about 12.

(a) Identify the null and alternative hypotheses for this test.

To and p

P1 P2

n 28 15

X 50.9 43.9

S 5.9 13.3

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