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Duplicate of Probability
Duplicate of Probability
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Probability questions for statistics class. #probability
Flashcards
32 cards
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Questions
32
Answers
1
On a single roll of a standard die, what is the probability that an odd number will appear?
3/6
1/6
0
1
2
Two events are independent if the occurrence of one doesn't affect the probability of the other
True
False
3
I pick 2 students from this class at random. What is the probability that they are both girls?
56/361
49/361
7/57
7/19
4
If an event is
certain to occur
, it has a probability of zero.
False
True
5
If I toss a fair coin twice and get TT, what is the probability that tails appears next toss?
1/2
1
1/8
2/3
6
What is theoretical probability?
The probability that should happen.
The probability based on what has happened.
7
There are 3 choices for the starter and 4 for the main. How many combinations meals are there?
36
6
12
7
8
What are dependent events?
Events where the probabilities ARE NOT related.
Events where the probabilities ARE related.
9
What is the probability of getting 10 heads in a row on a fair die?
1/20
1/1024
1/10
1/2048
10
If I toss a fair coin, what is the probability that tails appears?
0
None of the these
1/2
1
11
What is the theoretical probability that you draw a
red
card from a shuffled deck of cards?
1/13
1/4
1/2
0
12
Two dice are rolled. What is the probability that the sum is 12?
1/12
0
1/36
1/6
13
What is the probability that you draw a
diamond
from a well-shuffled deck of cards?
1/2
0
1/13
1/4
14
Which of the following experiments does
NOT have equally likely outcomes
?
Choose a number at random from 1 to 7.
Toss a coin.
Choose a letter at random from the word SCHOOL.
15
If the probability of an event happening is ¼, then the probability of it not happening is ¾.
True
False
16
5 is a possible relative frequency
True
False
17
What is the odds of rolling a 7 when you roll one standard die one time?
0
3/6
1/6
5/6
18
What is the probability of randomly choosing a vowel (a,e,i,o,u) from the English alphabet?
1/21
5/26
21/26
None of these.
19
What are independent events?
Events where the probabilities ARE related.
Events where the probabilities ARE NOT related.
20
What does a sample space show?
All of the possible probabilities
The different combinations
All the possible outcomes
Some of the outcomes
21
A women has three sons. What is the probability that her next child will be a girl?
1/2
1/4
0
1/8
22
You roll a fair six-sided die once. What is the probability of getting an
even number
?
0
1/2
1/3
1/6
23
What is experimental probability?
The probability based on what should happen.
The probability based on what has happened?
24
If an event is
impossible
, it has a probability of zero.
False
True
25
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
26
What is the probability that you draw an
ace
from a well-shuffled deck?
1/4
1/13
0
1/2
27
What is the probability that a number less than 7 will appear when you roll a die one time?
1
0
1/2
1/6
28
What is the probability of rolling a number
greater than 4
?
1
1/2
0
1/3
29
An event with a probability of 0.1 ...
cannot occur.
is certain to occur.
is not very likely to occur.
is very likely to occur.
30
Two coins are tossed. What is the probability of getting two heads, P(HH)?
0
1/4
1/2
1
31
On a single roll of a standard die, what is the probability that a 3 will NOT appear?
0
1/6
3/6
5/6
32
What is the probability that you draw the
ace of diamonds
from the deck?
0
1/52
1/4
1/13
