A certain type of concrete mix is designed to withstand 3000 pounds per square inch (psi) of pressure. The concrete is poured into casting cylinders and allowed to set for 28 days. The concrete's strength is then measured. The following data represent the strength of nine randomly selected casts (psi). Compute the mean, median, and mode time.

3960, 4090, 3200, 3100, 2940, 3830, 4090, 4040, 3780

Answer rating: 100% (QA)

Mean There are totally n 9 obsenvahons x ex n 3960 ... View the full answer