Probability Review

What is the P( not purple) on this spinner?

• 2/5

• 1/5

• 4/5

• 3/5

Find the probability of rolling a 7 on a single die.

• 1/6

• 7/6

• 0

• 7/7

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

What is the probability of spinning green or blue?

• 0
• 5/12
• 1/2
• 3/4

A bag has 3 red marbles, 2 blue and 4 green and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/9

• 1/3

Find the experimental probability:

Roll dice: 1, 3, 3, 4, 4

P(1) =

• 3/5

• 1/6

• 2/5

• 1/5

If the spinner is spun 80 times, how many times would it land on yellow? (hint:set up a proportion)

• 10

• 20

• 30

• 40

A bag contains:-5 red marbles-6 blue marbles-3 green marbles-4 black marbles-2 yellow marbles
A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?

• 14
• 65
• 7
• 35

How many outcomes are there with tossing a coin and rolling a dice?

• 2
• 6
• 12
• 24

The cafeteria is serving three kinds of sandwiches:  tuna (T), chicken, (C), and peanut butter (P).  They are also serving a choice of two drinks:  milk (M) or water (W).  Which shows the complete set of possible combinations?

• TW, CW, PW
• TW, TM, TC, CW, PW
• TW, TM, CW, CM, PW, PM
• TCP, MW