Instruction 8-10
The Registrar of a university would like to estimate the proportion of the student population who owns a personal computer.In a sample of 500 students,417 own a personal computer.
-Referring to Instruction 8-10,a 90% confidence interval calculated from the same data would be narrower than a 99% confidence interval.

Question

Quizplus · Accepted Answer

A 90% confidence interval would be narrower than a 99% confidence interval because it requires a smaller margin of error. Higher confidence levels require wider intervals to ensure that the true population proportion is captured within the interval with a higher degree of certainty.

Instruction 8-10 the Registrar of a University Would Like to Estimate the Estimate