Probability

A Pew Research poll asked U.S. adults whether fathers today were doing as good a job of fathering as fathers of 20-30 years ago. The table shows their responses. If we select a respondent at random from this sample, what is the probability that the person responded "No Opinion"?

• 0.0

• 0.02

• 0.04

• 0.19

Tags

CCSS.7.SP.A.2

A Pew Research poll asked U.S. adults whether fathers today were doing as good a job of fathering as fathers of 20-30 years ago. The table shows their responses. If we select a respondent at random from this sample, what is the probability that the person responded "Same" or "Better"?

• 0.49

• 0.21

• 0.21

• 0.07

Tags

CCSS.HSS.CP.B.7

A consumer organization estimates that over a 1-year period 17% of cars will need to be repaired once, 7% will need repairs twice and 4% will require three of more repairs. What is the probability that a car chosen at random will need no repairs?

• 0.83

• 0.76

• 0.72

• 0.28

Tags

CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4

A consumer organization estimates that over a 1-year period 17% of cars will need to be repaired once, 7% will need repairs twice and 4% will require three of more repairs. What is the probability that a car chosen at random will need some repairs?

• 0.28

• 0.24

• 0.11

• 0.04

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

The Masterfoods Company says that before the introduction of the purple, yellow candies made up 20% of their M&M's, red another 20%, and orange, blue, and green each made up 10%, the rest were brown. If you pick an M&M at random, what is the probability that it is brown?

• 0.7

• 0.5

• 0.3

• 0.1

Tags

CCSS.7.SP.C.7B

The Masterfoods Company says that before the introduction of the purple, yellow candies made up 20% of their M&M's, red another 20%, and orange, blue, and green each made up 10%, the rest were brown. If you pick an M&M at random, what is the probability that it is yellow or orange?

• 0.5

• 0.3

• 0.2

• 0.1

Tags

CCSS.HSS.CP.B.7

The Masterfoods Company says that before the introduction of the purple, yellow candies made up 20% of their M&M's, red another 20%, and orange, blue, and green each made up 10%, the rest were brown. If you pick two M&M at random, what is the probability that it is not green?

• 0.9

• 0.8

• 0.7

• 0.5