Fourteen percent of the town's population is over the age of 65. If there are 320 residents over the age of 65, approximately what is the town's population? (round to nearest whole number)A toy manufacturer estimates that 6% of its products are defective. If it produces 550 toys in one day, how many will be defective?

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.