A pianist plans to play 4 pieces at a recital. In how many ways can she arrange these pieces in the program?

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.

Combine like terms to make a simpler expression 3z+z

To decrease an amount by 16% what single multiplier would you use