Probability Practice

Mrs. Trevino has 3 red pens, 5 pink pens, and 8 blue pens. What is the probability that she will choose a blue pen to grade papers?

• 1/2

• 8

• 3/16

• 16/8

Tags

CCSS.7.SP.C.7B

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 40%
• 1/3
• 5

Tags

CCSS.7.SP.C.7B

Probability is defined as...

• the set of all possible outcomes.
• the likelihood that an event will happen.
• a tree diagram.
• the fundamental counting principle.

Tags

CCSS.7.SP.C.5

What is the likelihood of getting yellow?

• 1 out of 12

• 1 out of 8

• 3 out of 12

• 5 out of 7

Tags

CCSS.7.SP.C.7B

What is the sample space when choosing one month out of the year?

• Jan., Feb., Mar., April, May, June, July, Aug, Sept, Oct., Nov., Dec.

• Jan., Mar., April, May, June, July, Sept, Oct., Nov., Dec.

• 12 months

• 52 weeks

The chance that an event will happen.  A ratio of chance/all chances.

• odds
• probability
• outcomes
• tree diagram

Tags

CCSS.7.SP.C.5

The probability based on frequency of outcomes during an experiment

•  experimental probability
• fundamental counting principle
• mutually exclusive event
• dependent event

The ratio of the number of ways an event can occur to the number of possible outcomes.

• odds
• theoretical probability
•  outcomes
• dependent event

Possible results of an event

• outcomes
• compound event
• simple event
• probability

One outcome or collection of outcomes

• simple event
• experimental probability
• theoretical probability
• fundamental counting principle

Tags

CCSS.7.SP.C.5