Probability Quiz Review

Set A represents math teachers on E and F hall. Set B represents male teachers on the hall.

A = {Mrs. Willingham, Miss Lyons, Mrs. Suddath, Mr. Dir, Mr. Miller, Miss Gladson, Mr. Ignoffo}

B = {Mr. Dir, Mr. Miller, Mr. Ignoffo, Mr. White}

List the outcomes in A ∩ B

• Mrs. Willingham, Miss Lyons, Mrs. Suddath, Mr. Dir, Mr. Miller, Miss Gladson, Mr. Ignoffo, Mr. White

• Mr. Dir, Mr. Miller, Mr. Ignoffo

• Mr. Dir, Mr. Miller, Mr. Ignoffo, Mr. White

• Mrs. Willingham, Miss Lyons, Mrs. Suddath, Miss Gladson

A spinner has 6 sections #1-6. Set C represents a number less than 3 and Set D represents even numbers on the spinner. What outcomes are in C U D?

• 1, 2, 4, 6

• 2, 4, 6

• 1, 2, 3, 4, 6

• 1, 4, 6

Two dice are rolled. What is the probability that the sum is 9?

• 1/4

• 1/9

• 5/12

• 7/12

• 1/12

Two dice are rolled. What is the probability that the sum is less than 9?

• 13/18

• 5/6

• 5/18

• 1/6

• 2/3

Two dice are rolled. What is the probability that the sum is even?

• 1/2

• 1/18

• 17/18

• 17/36

• 19/36

Two dice are rolled. What is the probability that the sum is 7 or 8?

• 13/36

• 1/4

• 5/18

• 11/36

• 1/3

How many total have a cell phone but not a MP3 player?

• 57

• 43

• 21

• 30

Let M represent the event of randomly selecting a male. Let S represent the event of randomly selecting a person that drives a SUV.

Determine P(M|S).

• 60/156

• 21/156

• 21/60

• 21/240

Let M represent the event of randomly selecting a male. Let S represent the event of randomly selecting a person that drives a SUV.

Determine P(S|M).

• 21/156

• 21/240

• 21/60

• 60/156

What is the probability of drawing an odd number, then drawing a 6? (no replacement--dependent event)

• 3/8

• 3/7

• 9/56

• 5/37