There are 424 students at Scobey Middle School. About how many can be expected to prefer chocolate chip cookies? (Chocolate: 49, Peanut Butter: 12, Oatmeal: 10, Sugar: 8, Raisin: 3)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1