Probability Practice

Experimental Probability is...

• what will happen 
• what actually happens
• what should happen
• what I think happens

Theoretical Probability is...

• what should happen
• what does happen
• what will happen
• what I want to happen

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

• 5/11
• 5/6
• 1/3
• 5

Tags

CCSS.7.SP.C.7B

Find the theoretical P(not yellow) if you spin the spinner.

• 1/8
• 7/8
• 1
• 7

Tags

CCSS.7.SP.C.7B

Dan has 5 pencils and 7 pens in his bag.

What is the theoretical P(choosing a pencil)?

• 5/7
• 5/12
• 7/12
• 7/5

Tags

CCSS.7.SP.C.7B

A dice was rolled five times and the following were rolled: 1, 3, 3, 4, 4

Based on this information, find the experimental P(1).

• 3/5
• 1/6
• 2/5
• 1/5

Tags

CCSS.7.SP.C.6

What is the Theoretical P(red)?

• 43%
• 33.3%
• 40%
• 36%

Tags

CCSS.7.SP.C.7B

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

To play a game Benny must spin the spinner shown below. 

          What is the probability that the spinner will land on a number less than 7?

• 7/8

• 3/4

• 8/7

• 0

Tags

CCSS.7.SP.C.7B

A bag contains 15 yellow cubes, 6 blue cubes, and 4 red cubes. If you select a cube at random, what is the probability the cube will NOT be yellow?

• 25/15

• 2/5

• 15

• 5/3