Please do the following questions on paper

1. Identify the following random variables as discrete or continuous..

a. The temperature of a hockey rink

b. The number of raisins in a box of Raisin Bran

2.A class of 24 students were asked how many siblings they have.

The results of the survey are in the table on the right.

Determine the expected value for the number of siblings.

of Siblings Frequency 3 9 2 7 3 5