Chapter 1 Test Probability and Statistics

Calculate the MEAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

A recent survey of 800 seventh graders from across the state shows 4 out of 10 like to play paper football. How many students said they like to play paper football?

• 40 students
• 200 students 
• 320 students
• 8,000 students

Tags

CCSS.7.RP.A.3

There is 4 blue marbles, 6 red marbles, 2 yellow marbles and 1 white marble in the bag. What is the probability of randomly choosing a yellow marble?

• 2/11

• 2/13

• 2/12

• 2/14

What is the probability of landing on the orange section?

• 1/4

• 1/2

• 2/4

• 3/4

What is the probability of rolling a cube and having it land as a six?

• 1/6
• 5/6
• 1/3
• 1/2

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

If you choose from the following M & M colors, what is the probability that you choose blue?

5 green

6 yellow

8 blue

7 brown

• 8/26

• 4/13

• 8/25

• 1/3

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?

• 2/7

• 2/5

• 5/7

• 4/7

What is the probability of the spinner landing on an odd number?

• 1/2
• 4/4
• 1/4
• 1/3

What is the probability of choosing a marble 
that is not green from the jar?

• 10/20
• 10/10
• 3/20
• 7/20