Question

In: Statistics and Probability

Many hotel chains that offer free Wi-Fi service to their customers have experienced issues regarding demand...

Many hotel chains that offer free Wi-Fi service to their customers have experienced issues regarding demand for Internet bandwidth and costs. Marriott International would like to test the hypothesis that the proportion of customers that are carrying two Wi-Fi devices is equal to 0.40. A random sample of 200 Marriott customers found that 82 have two Wi-Fi devices. Marriott International would like to set the level of significance equal to 0.05.

Determine the level of significance

Determine the rejection region

Solutions

Expert Solution

Given that ,

level of significance = 0.05

This is the two tailed test .

/ 2 = 0.025

Z 0.025 = +/-1.96

Rejection region is :

z > 1.96

z < -1.96

orchestra answered 1 year ago
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