Probability

A restaurant surveys customers with the following results: 8 pizzas, 12 hamburgers, 14 pastas, and 6 steaks. What is the experimental probability of pizza or steak?

P(pizza or steak)

• 20%

• 65%

• 50%

• 35%

You complete a trial where you draw 100 cards. Of the 100, 42 are black and 58 are red. What is the experimental probability of the next card being black?

• 42%

• 58%

• 40%

• 50%

There are 4 jacks in a standard deck of 52 playing cards. If Peyton selects a card at random, what is the probability that it will be a jack?

• 1/13

• 1/52

• 1/2

• 12/13

The experimental probability that Jonah will catch a fly ball is equal to 7/8. About what percent of the time will Jonah catch a fly ball?

• 55%

• 66%

• 77%

• 88%

Kyleigh saw 10 blue, 8 red, and 42 white cars drive by her house in 1 hour. What is the experimental probability that the next car the drives by her house will not be a white car?

• .5

• .6

• .3

• .7

Brooke has a box of crayons. 45 are yellow, 12 are green, 25 are blue, and 7 are red. If Brooke selects a crayon at random, which color crayon would she be most likely to select?

• yellow

• green

• blue

• red

Rylee is on a weekend fishing trip with her family. So far she has caught 4 trout, 10 catfish, and 13 bluegill. What is the probability that the next fish that Rylee catches will be a catfish?

• 37%

• 15%

• 48%

• 38%

Theoretical P(4)

• 3/6

• 1/6

• 1/2

• 4/6

Theoretical P(Yellow)

• 2/8

• 3/8

• 2/3

• 1/4

Theoretical P(Green or Red)

• 2/6

• 1/5

• 2/5

• 1/5