Probability Review

Theoretical probability is based on ___________

• What you have. Without experiments

• your tally. With experiments

A bag has 4 green marbles, 3 red, 2 blue and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/6

• 1/9

• 1/3

Tags

CCSS.7.SP.C.7B

The probability of flipping a coin and landing on tails is 1/2.
If you flip the coin 100 times, approximately how many times could you expect to land on tails?

• 50 times
• 100 times
• 200 times

Tags

CCSS.7.SP.C.6

Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

A dice was rolled six times and the following were rolled: 1, 3, 3, 4, 2, 4

Based on this information, find the experimental P(4).

• 1/3

• 1/6

• 2/5

• 2/6

Tags

CCSS.7.SP.C.6

Shannon has a bag of jelly beans.

5 Green

2 Red

3 Blue

What is the experimental probability of her selecting a blue jelly bean?

• 15/44

• 9/22

• 3/10

• 1/18

Tags

CCSS.7.SP.C.6

Shannon has a bag of jelly beans.

5 Green

2 Red

3 Blue

What is the theoretical probability of her selecting a blue jelly bean?

• 9/22

• 2/10

• 3/10

• 18/44

Tags

CCSS.7.SP.C.7B

Trials means ______

• frequency

• experiments

Tags

CCSS.RF.3.3B

CCSS.RF.3.3C

CCSS.RF.3.3D

CCSS.RF.4.3A

CCSS.RF.5.3A

Jason rolls a die 14 times. What is the Experimental probability that he will roll a 2 ?

• 2/6

• 2/3

• 3/14

• 1/6

Tags

CCSS.7.SP.C.6

How many outcomes are there for tossing one coin?

• 1

• 2

• 4

• 8