Probability Review

In a box of objects, there are many shapes and colors. Exactly 10% of the objects are round and exactly 15% of them are red. If round objects and red ones are mutually exclusive, what is the probability that a shape chosen randomly is both red and round?

• 0%

• 5%

• 15%

• 25%

If you are picking a card randomly from a deck of cards, the events of picking a jack and picking a heart are mutually exclusive.

• True

• False

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

If you are picking a card randomly from a deck of cards, the events of picking an ace and picking a ‘3’ are mutually exclusive.

• True

• False

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?

• 2/52
• 4/52
• 16/52
• 26/52

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

What is the union of the sets {1,2,3} and {2,4,5}?

• {1,2,2,3,4,5}

• {2}

• {1,2,3,4,5}

• {1,3,4,5}

Which of the following statements are true for the Venn diagram shown?

• A is a subset of B

• B is a subset of A

• A = B

• A and B are disjoint sets

• .2855
• .6246
• .0922
• .3230

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.6

What is the probability that a student does not play on a sports team? 

• .5
• .45
• .55

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

CCSS.HSS.ID.B.5

What is the probability that a student does play a sport given they do not play an instrument? 

• .2
• .2222
• .10
• .5

Tags

CCSS.HSS.CP.A.4

CCSS.HSS.CP.B.6

CCSS.HSS.CP.A.3

CCSS.HSS.ID.B.5

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 a Visa and AA card, given they hold a Visa. 

• .0267
• 37.5
• .02
• .3333

Tags

CCSS.HSS.CP.B.6

CCSS.HSS.CP.A.3