Josh buys a bag of cookies that contains 4 chocolate chip cookies, 5 peanut butter cookies, 5 sugar cookies and 9 oatmeal raisin cookies. What is the probability that Josh randomly selects an oatmeal raisin cookie from the bag, eats it, then randomly selects another oatmeal raisin cookie

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x