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Statistics Chapter 3 Test Review Flashcards | StudBud
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Statistics Chapter 3 Test Review
Statistics Chapter 3 Test Review
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A review for chapter 3 of Larson's Elementary Statistics. (Probability)
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
What is the probability of randomly generating your cousin’s telephone number?
2/6,400,000
1/305,000
1/6,400,000
1/3,200,000
2
What is the probability that a person is male OR wears both contacts and glasses?
1906/3203
1538/3203
545/3203
3203/1665
3
Are the events dependent or independent?
Neither
Dependent
Independent
Both
4
How many different ways can the coin be tossed and an ace chosen?
104
6
8
2
5
What is the probability of landing on heads and picking an ace?
1/2
4/8
1/4
1/8
6
What is P($100 or more)?
25/45
9/5
5/9
50/90
7
What is P(Mixed Breed | Less than $100)?
7/12
40/21
21/36
21/40
8
What is the probability of choosing four men?
1/7
1/14
2/28
7/14
9
What is P($100 or more AND Mixed Breed)?
90/15
15/90
3/10
1/6
10
Are events A and B mutually exclusive or not?
Neither
Not mutually exclusive
Mutually exclusive
Both
11
What is the probability of choosing four women?
1/14
14/210
1/210
2/420
12
What is the probability that a person is male OR does not wear glasses?
3203/1268
1538/3203
2408/3203
1268/3203
13
In how many ways can the cyclists finish first, second, and third?
479,001,600
6
1,307,674,368,000
2,730
14
What is the probability that a person wears only contacts OR only glasses?
253/3203
3203/1538
1521/3203
1268/3203
15
Are the events "wearing only contacts" & "wearing both contacts & glasses" mutually exclusive?
Mutually exclusive
Neither
Not mutually exclusive
Both
16
What is the probability that both batteries fail the test?
2/4
2/16
1/20
12/240
17
Are the events dependent or independent?
Neither
Dependent
Both
Independent
18
What is the probability that a randomly selected firm will have at least 10 employees?
.108
.215
.785
.107
19
What is the probability of rolling an odd number or a number less than 4?
9/12
7/12
6/12
1/2
20
What is the probability of landing on heads and picking the ace of hearts?
1/8
1/4
1/104
1/6
