Question

A survey conducted by FlexiJobs of randomly selected respondents from Vista City’s population of part-time job employees shows that a part-time employee works an average of 22 hours per week. This average has a margin of error of 1.5 hours at the 95% confidence level. What is the *most* plausible interpretation for this survey result?

Accepted Answer

We are 95% confident that the true average number of work hours of part-time employees in Vista City lies between 20.5 hours and 23.5 hours per week.

Answer

We are 95% confident that the true average number of work hours of all employees in Vista City is between 20.5 hours and 23.5 hours per week.

Answer

95% of all employees in Vista City work between 20.5 hours and 23.5 hours per week.

Answer

95% of the part-time employees in Vista City work between 20.5 hours and 23.5 hours per week.

Question 46 - Math Practice Test for the SAT Exam