Math 7 Probability Review

The faces of a standard number cube are labeled 1 through 6. 

What is the THEORETICAL probability of rolling a number greater than 2?

Tags

CCSS.7.SP.C.7B

Ms. Harris will reach into the bag and randomly choose one marble. 

Based on the restults, what is the probability she will choose a red marble?

Tags

CCSS.7.SP.C.7B

The marbles in a bag are as follows:

• 30% yellow

• 60% purple

• 10% black

If Dr. Muraskin selects a marble at random today, what is the probability that it will NOT be a purple marble?

Tags

CCSS.7.SP.C.5

Mr. Wood took 45 shots on net in a soccer game. Of those attempted, 27 went into the net.

Based on this rate, what is the probability that Mr. Wood's next kick will go into the net?

Tags

CCSS.7.SP.C.6

In Mrs. Dorsey's room, 30% of the students are girls. 

If Mrs. Dorsey chooses a student to answer a question in his classroom, what is the probability that the student she chooses is a boy?

Tags

CCSS.7.SP.C.5

The table below shows the results of 20 students' scores on a test. According to the data in the table, what is the experimental probability of scoring an 8 on the test?

Enter your answer as a decimal.

Tags

CCSS.7.SP.C.6

• 1

• 2

• 3

• 4

• 5

Tags

CCSS.7.SP.C.6

A spinner has 5 sections of equal size labeled P, Q, R, S, and T. 

The arrow of this spinner was spun 65 times and landed 15 times on the section S. Which statement best describes the experimental probability and theoretical probability of the arrow landing on the section labeled Q?

Tags

CCSS.7.SP.C.6

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Ms. Harris rolled a number cube. She rolled the cube and recorded her results in the table. Based on the data shown, select all numbers that have an experimental probability greater than their theoretical probability.

There may be more than one correct answer.

• 2

• 3

• 4

• 5

• 6

Tags

CCSS.7.SP.C.6

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.A.1

Mr. Wood spins a spinner and records the results. Select all the statements that describe the outcomes from the table.

There may be more than one correct answer.

Tags

CCSS.7.SP.C.6