Anne, valerie, and layla are sisters. anne is 4 years older than valerie, and layla is 5 years younger than valerie. use v for valerie’s age. write expressions to show the ages of the other two sisters.

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.