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In a 1999 survey, 55 of 100 randomly selected companies reported Internet sales. In a 2000 survey, 63 of 100 randomly selected companies reported Internet sales. For the alternative hypothesis HA: π1 ≠ π2 at level of significance 0.10, what is the value for the unknown population proportion, the critical values, and the computed value of the test statistic? (Please see attachment for full question)

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In a 1999 survey, 55 of 100 randomly selected companies reported Internet sales. In a 2000 survey, 63 of 100 randomly selected companies reported Internet sales. For the alternative hypothesis HA: 1  2 at level of significance 0.10, what is the value for the unknown population proportion, the critical values, and the computed value of the test statistic?
a. 0.59,  1.645, 1.15
b. 0.55,  1.645, 1.15
c. 0.63,  1.15, 1.645
d. 0.59,  1.96, 1.15

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In a 1999 survey, 55 of 100 randomly selected companies reported Internet sales. In a 2000 survey, 63 of 100 randomly selected companies reported Internet sales. For the alternative hypothesis HA: p1 ¹ p2 at level of significance 0.10, what is the ...

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