Probability Review

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Tags

CCSS.HSS.CP.A.1

From the above Venn diagram, what is the set S ∩ T?

• {casey, drew, jade, glen}
• {alex, casey, drew,hunter}
• {casey, drew}
• {drew, jade}

Tags

CCSS.HSS.CP.A.1

How many students do not ski or ice skate?

• 10
• 16
• 22
• 28

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

What is P(not sport | Foreign language)?

• 23/37
• 14/23
• 14/37
• 3/23

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.4

CCSS.HSS.CP.B.6

The diagram shows the sports played by 80 students.

If a student is picked at random, what is the probability that they play football?

• ⁶⁶/₈₀

• ⁴/₈₀

• ¹⁸/₈₀

• ⁴⁹/₈₀

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.IC.B.4

Consider the following table with information about all of the students taking Statistics at Happy High School.

Find P( Full-time | Male)

• 7/3

• 3/10

• 3/7

• 4/7

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold an AA card, and 40 hold a Visa and AA card. Find the probability that a random chosen customer holds an AA, given they hold a Visa.

• .0267

• 37.5

• .02

• .3333

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

The weather forecaster predicted it will be 4/5 chance of rain for Monday and 2/3 chance of rain for Tuesday. What is the probability it will rain both days?

• 1/2
• 20/15
• 8/15
• 6/8

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.8

Given P(A) = .8 and P( B| A) = .3, find P( A and B).

• 2.6

• .12

• .24

• .38

Tags

CCSS.HSS.CP.B.8

The probability that a women likes the color blue is 10%. The probability of being a women is 40%. What is the probability that the a women is chose given they liked the color blue? 

• 4
• .4
• .1
• .25

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6