Hunter had 16 jars of paint. He used 2 of them on a painting. He bought 8 more jars. Then, he used some of jars to make another painting. Now hunter has 15 jars of paint. How many jars did he use for the second painting?

The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) compute the z-score corresponding to the individual who obtained 42.342.3 miles per gallon. interpret this result.