SCENARIO 8-6
After an extensive advertising campaign,the manager of a company wants to estimate the proportion of potential customers that recognize a new product.She samples 120 potential consumers and finds that 54 recognize this product.She uses this sample information to obtain a 95% confidence interval that goes from 0.36 to 0.54.
-Referring to Scenario 8-6,it is possible that the true proportion of people that recognize the product is not between 0.36 and 0.54.

Question

Quizplus · Accepted Answer

The confidence interval only provides a range of plausible values for the true proportion of people who recognize the product. It is still possible that the true proportion is outside of this interval.

SCENARIO 8-6 After an Extensive Advertising Campaign,the Manager of a Company Wants