Review Unit

There are 4 black marbles and 2 white marbles in a bag, what is the probability of choosing a black marble, not replacing it and then choosing white.

• 4/15

• 3/17

• 2/5

• 2/19

Which of the following shows how to determine when a die is rolled P(multiple of 2 or a multiple of 3)?

• 2/6 + 1/6 - 3/6

• 4/6 + 2/6 - 1/6

• 3/6 + 2/6 - 1/6

• 5/6 + 1/6 - 3/6

What is the relative frequency of students speaking Arabic?

• 32%

• 24%

• 10%

• 2%

• A

• B

• C

• D

• F

• G

• H

• J

What is the shape of the distribution?

• symmetric

• uniform

• skewed to the right

• skewed to the left

How many people have only 1 pet?

• 4

• 6

• 5

• 3

How many people have 3 or more pets?

• 3

• 5

• 2

• 6

What is the relative frequency of students speaking Spanish?

• 16%

• 12%

• 24%

• 48%

How many mountain bikes were sold?

• 22

• 28

• 16

• 6