Probability

What is the probability of spinning green or blue?

• 0
• 5/12
• 1/2
• 3/4

The cafeteria is serving three kinds of sandwiches:  tuna (T), chicken, (C), and peanut butter (P).  They are also serving a choice of two drinks:  milk (M) or water (W).  Which is the complete set of possibilities of combinations?

• TW, CW, PW
• TW, TM, TW, CW, PW
• TW, TM, CW, CM, PW, PM

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.9

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.8

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

Find the experimental probability of spinning Letter Q.

• 15/15
• 3/10
• 3/50
• 7/10

Find the probability of choosing a student at random that plays an instrument and a sport

• 21/20
• 8/11
• 4/5
• 2/5

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.4

CCSS.HSS.ID.B.5

find the probability of choosing a student at random that plays an instrument OR a sport

• 1/2
• 13/20
• 21/20
• 4/5

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

CCSS.HSS.ID.B.5

In a standard deck of 52 cards there are 13 diamonds and 13 hearts (red) and 13 spades and 13 clubs (black).  Find the probability of choosing a card at random that is a spade AND a 7

• 1/52
• 1/26
• 1/13
• 1/8

In a standard deck of 52 cards there are 13 diamonds and 13 hearts (red) and 13 spades and 13 clubs (black).  Find the probability of choosing a card at random that is a spade OR a 7

• 1/52
• 1/13
• 4/13
• 17/52

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

The probability of A is given P(A) = .4  and the probability of B is given P(B)=.25.  If the Probability of the intersection (A AND B) is .13, Find the probability of choosing A OR B. Hint - use the addition rule!

• .5
• .78
• .13
• .52

Tags

CCSS.HSS.CP.B.7