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Unit 4 Review: Probability -- Revised Flashcards | StudBud
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Unit 4 Review: Probability -- Revised
Unit 4 Review: Probability -- Revised
25 terms
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StudBud Administration
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70 plays
#Statistics #Probability
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
A deck of playing cards has 52 cards.
74.5%
1.44%
1.53%
25.5%
2
A card is drawn at random out of a 52 card deck.
1/2
1/26
1/13
13/52
3
Read below.
(4/5)^4 •(1/5)
(1/5)^4 •(4/5)
1/5
(4/5)^4
4
A jar contains 6 blue marbles, 7 red marbles, two green marbles, and ten yellow marbles.
1/300
1/25
1/600
1/24
5
According to the Pew Research Center, 65% of American adults owned a cell phone in 2004.
28%
65.0%
96%
4%
6
Amazon claims that Alexa correctly recognizes 98% of all words spoken by a trained user.
7
8
9
10
7
The class of 1968 and 1998 held a joint reunion. Attendees were asked to complete a survey.
B
C
D
A
8
In a litter of eight kittens, five are female.
D
A
C
B
9
A penny, a nickel, and a dime are all flipped. What is the probability of getting no tails?
1/8
2/3
1/2
7/8
10
The Badgers football team has 2 regular season games and 1 bowl game left in their season.
.86
.10
.34
.14
11
Laila is visiting an antique sale and is hoping to find items to resell.
8/16
9/16
4/16
15/16
12
A deck of playing cards has 52 cards, of which 12 are face cards.
0.005
0.001
0.020
0.010
13
Trig plans to toss a fair coin 10,000 times.
A
B
C
D
14
U pull 3 cards from a deck of 52 cards. What is the total #of possible outcomes?(order matters)
132,600
156
27
140,608
15
See image
1.9
1.5
3.5
2.3
16
Ms. Graham gave participation grades from 0 to 5 to three other classes for an activity.
0.42
0.37
0.31
0.51
17
A fair die is rolled 3 times. The first two rolls resulted in two 5's.
D
B
C
A
18
A marketing survey compiled data on the total number of televisions in households.
0.29
0.39
0.19
0.61
19
If P(A) = 0.54 and P(B) = 0.26 and P(A∩B) = 0.14, find P(A U B) and P(B|A). (Make 2-way table).
P(B|A)=0.26
P(B|A)= 0.54
P(B|A)=0.26
P(B|A)=0.54
20
According to the Pew Research Center, 84% of American adults used the internet in 2015.
67.3%
49.8%
72.4%
84.0%
21
The class of 1968 and 1998 held a joint reunion. Attendees were asked to complete a survey.
B
C
D
A
22
In a game, a spinner with five equal-sized spaces is labeled from A to E.
Gain of 55 points
Gain of 360 points
Loss of 1 point
Loss of 8 points
23
3 seniors, 4 juniors and 2 sophomores have applied for two open student council positions.
0.250
0.083
0.167
0.222
24
A psychologist studied the number of puzzles subjects could solve in a 5-min period.
0.4
0.1
0.8
1
25
A marketing survey compiled data on the total number of televisions in households.
2.50
3.55
2.50
1.45
