Recent survey of restaurant workers discovered that 24% were required to work more than 45 hours per week.?

(a) If random samples of 300 restaurant workers are taken, what proportion of samples can be expected to have more than 30% of restaurant workers who work more than 45 hours per week?

Recent survey of restaurant workers discovered that 24% were required to work more than 45 hours per week.?
300(.24) = 72


You can expect approximately 72 of the 300 workers to work more than 45 hours a week.