Gr 7 Unit 7 Practice Test: Statistics

Find the theoretical probability that the spinner will land on pink?

• 1/5

• 1/6

• 2/5

• 1/3

Tags

CCSS.7.SP.C.7A

A child picks a shape at random out of a bucket containing the following shapes. What is the probability that the child chooses a quadrilateral? Select ALL that apply.

• 3/8

• 5/16

• 37.5%

• 31.25%

• 0.362

Tags

CCSS.7.SP.C.7B

The data collected from rolling a standard number cube 100 times is shown here. What is the experimental probability of rolling a 5?

• 7/50

• 1/10

• 9/50

• 1/5

Tags

CCSS.7.SP.C.6

The data collected from rolling a standard number cube 100 times is shown here. Which statement below accurately describes the theoretical and experimental probabilities of rolling a multiple of 3?

• The theoretical prob. of 1/3 is less than the experimental prob.

• The theoretical prob. of 1/3 is greater than the experimental prob.

• The experimental prob. of 1/3 is less than the theoretical prob.

• he experimental prob. of 1/3 is greater than the theoretical prob.

Which of the following correctly identifies the relationship between theoretical and experimental probability?

• The more trials an experiment has, the further away the experimental probability gets from the theoretical probability.

• Theoretical and Experimental probability are the same thing.

• There is no relationship between theoretical and experimental probability.

• The more trials an experiment has, the closer the experimental probability approaches the theoretical probability.

Sherri recorded how often she drew each colored marble from the bag. If the bag had 2 red, 3 blue, 3 green and 2 yellow marbles, then which color's experimental probability matches the theoretical probability?

• Blue

• Green

• Yellow

• Red

Look at the provided histogram. How many people were surveyed?

• 18

• 20

• 15

• 19

Tags

CCSS.6.SP.B.5A

• True

• False

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

• True

• False

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

If a histogram has an interval of 15 - 29, then which of the following could be an interval on the same histogram?

• 0-15

• 30-45

• 20-35

• 45-59

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1