TABLE 8-8
The president of a university would like to estimate the proportion of the student population that owns a personal computer.In a sample of 500 students,417 own a personal computer.
-True or False: Referring to Table 8-8,a 95% confidence interval for the proportion of the student population who own a personal computer is narrower than a 99% confidence interval.

Question

Quizplus · Accepted Answer

As the level of confidence increases, the width of the confidence interval also increases, meaning that a 99% confidence interval is wider than a 95% confidence interval. Therefore, the statement is false.

TABLE 8-8 the President of a University Would Like to Estimate the Estimate