ACC Probability Inferences Finals Review 20-21

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

• 3/10

• 3/9

• 1/9

• 2/3

What is the probability of getting an A, E or F?

• 6/8

• 3/4

• 2/8

• 1/4

What is the probability of spinning blue or red?

• 2/3

• 1/4

• 1/2

• 3/4

These 12 shapes are put into a bag.  If you reach into the bag 60 times, replacing the shape after each time, predict how many times you would pull out a circle.

• 15 times
• 20 times
• 25 times
• 30 times

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.6

CCSS.7.SP.A.1

CCSS.7.SP.A.2

100 second graders were asked to do a book report about one of these four zoo animals.  The number of students who chose each animal is shown in the table.  If 250 second graders had to choose of of the four animals, predict how many would choose to write about a giraffe.

• 60 students
• 50 students
• 40 students
• 30 students

Tags

CCSS.7.RP.A.2C

Lisa throws the ball to her brother 150 times and he catches it 78 times. What is the experimental probability that he will miss the catch?

• 14/25

• 11/25

• 13/25

• 12/25

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

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

A number cube is rolled twice. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll? 

• 2/3
• 5/36
• 1/9
• 1/36

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3? 

• 1/12
• 1/4
• 1/8
• 1/2

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

• A

• B

• C

• D