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A formulate the decision rule b calculate the joint

1. The null and alternative hypotheses are:

Ho: π1 = π2

H1: π1 ≠ π2

A sample of 200 observations from the first population indicated that X1 is 170; another, of 150 observations of the second population, revealed that X2 is 110. It uses the level of significance 0.05 to test the hypothesis.

a) Formulate the decision rule.

b) Calculate the joint proportion.

c) Estimate the statistic value of the test.

d) What is your decision regarding the null hypothesis?

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Basic Statistics: A formulate the decision rule b calculate the joint

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