Probability and Predictions

You spin the spinner once. What is P(odd)?

• 25%

• 0%

• 50%

• 75%

Tags

CCSS.7.SP.C.5

You roll a 6-sided die. What is P(factor of 30)?

• 11.1%

• 33.3%

• 66.7%

• 83.3%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Marie is a very busy professional videographer. Last year, she worked 8 weddings and 26 other events.

What is the probability that one of the events Marie worked last year, selected at random, was a wedding?

• 4/17

• 2/9

• 8/34

• 8/26

Tags

CCSS.7.RP.A.2

CCSS.7.SP.C.5

You pick a card at random. What is P(not a divisor of 81)?

• 100%

• 66.7%

• 33.3%

• 0%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

You roll a 6-sided die. What is P(greater than 2)?

• 4/6

• 2/3

• 5/6

• 1/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

You flip a coin. What is the P(not heads)? _%

Tags

CCSS.7.SP.C.5

You pick a card at random. What is P(4 or less than 6)?

• 1/4

• 3/4

• 1/2

• 0/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

You spin the spinner once. What is P(6 or odd)?

• 3/4

• 1/4

• 2/4

• 4/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

You pick a card at random. What is P(7 or prime)?

• 20%

• 60%

• 70%

• 50%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Boats from all along the Atlantic coast dock at a busy marina. Of the first 13 boats to dock at the marina one day, 5 were from North Carolina. What is the experimental probability that the next boat to dock will be from North Carolina? P(North Carolina) =

• 8/13

• 5/13

• 1/13

• 2/13

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

CCSS.7.SP.C.5

CCSS.7.SP.C.6