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Duplicate of Probability
Duplicate of Probability
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Probability questions for statistics class. #probability
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Questions
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Answers
1
On a single roll of a standard die, what is the probability that a 3 will NOT appear?
1/6
3/6
5/6
0
2
On a single roll of a standard die, what is the probability that an odd number will appear?
3/6
0
1
1/6
3
What is the odds of rolling a 7 when you roll one standard die one time?
0
1/6
5/6
3/6
4
What is experimental probability?
The probability based on what has happened?
The probability based on what should happen.
5
Two dice are rolled. What is the probability that the sum is 12?
1/36
1/12
1/6
0
6
A women has three sons. What is the probability that her next child will be a girl?
1/2
0
1/4
1/8
7
What is the probability of randomly choosing a vowel (a,e,i,o,u) from the alphabet?
5/26
1/21
21/26
None of these.
8
What is theoretical probability?
The probability that should happen.
The probability based on what has happened.
9
Which of the following experiments does
NOT have equally likely outcomes
?
Choose a letter at random from the word SCHOOL.
Toss a coin.
Choose a number at random from 1 to 7.
10
What is the probability that a number less than 7 will appear when you roll a die one time?
1/6
0
1/2
1
11
If I toss a fair coin, what is the probability that tails appears?
0
1
1/2
None of the these
12
If an event is
impossible
, it has a probability of zero.
False
True
13
What is sample space, S?
The area where samples are.
The total possible outcomes of an event.
The favorable outcomes of an event.
14
What is the probability of rolling a number
greater than 4
?
1
1/3
0
1/2
15
An event with a probability of 0.1 ...
cannot occur.
is not very likely to occur.
is certain to occur.
is very likely to occur.
16
If an event is
certain to occur
, it has a probability of zero.
False
True
17
If the probability of an event happening is ¼, then the probability of it not happening is ¾.
False
True
18
You roll a fair six-sided die once. What is the probability of getting an
even number
?
1/2
0
1/6
1/3
19
Given a bag with 12 red and 7 green marbles, what is the odds of randomly selecting a
red
one?
12/19
7/12
1/2
7/19
