Tri 2 Review: Probability

Probability of:

Spinning a 3

Drawing an A

• 2/8

• 1/4

• 1/16

• 1/8

Based on the picture, find the probability if I roll a 5 on the number cube, and spin a blue letter.

• ⅙ x ¼ = 1/24
• 5/6  x  1/4 = 5/24

Rachel is having breakfast. She will choose one item from the menu shown for breakfast and one item to drink. What is the probability Rachel will pick to eat cereal but will not pick water to drink? P(cereal, not water) =

• 3/20

• 1/5

• 3/4

• 2/3

Which of the following situations is represented by this tree diagram?

• 3 shirt options, 6 pants options, and 12 shoe options
• 3 shirt options, 2 pants options, and 2 shoe options
• 2 shirt options, 3 pants options, and 1 shoe option

Tags

CCSS.7.SP.C.8B

The tree diagram shows the outcomes of rolling a die and flipping a coin.

What is the probability of rolling a 1 and flipping tails together?

• 1/6

• 1/12

• 1/2

• 0

Tags

CCSS.7.SP.C.8B

The tree diagram shows the outcomes of rolling a die and flipping a coin.

What is the probability of rolling an odd and flipping heads?

• 1/6

• 1/12

• 1/2

• 1/4

Tags

CCSS.7.SP.C.8B

How many total outfit options are represented?

• 12
• 22
• 3

Experimental Probability is...

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

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

P(E or F) =

*Remember to simplify.*

• 6/8

• 1/2

• 3/8

• 5/8

Tags

CCSS.HSS.CP.B.7

Experimental Probability is ______

• data from our experiment

• our prediction

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7