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Statistics Section 3.1 (Probability) Flashcards | StudBud
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Statistics Section 3.1 (Probability)
Statistics Section 3.1 (Probability)
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Probability questions for statistics class.
Flashcards
31 cards
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Questions
31
Answers
1
Simple or not simple: Event A: the students age is between 18 and 24.
Not Simple
Simple
2
What is the probability that you draw the
ace of diamonds
from the deck?
1/4
1/52
0
1/13
3
What is empirical probability?
The probability based on what should happen.
The probability based on what has happened?
4
If the probability of an event happening is ¼, then the probability of it not happening is ¾.
False
True
5
What is the probability of catching a bluegill or or a redgill fish?
None of these.
10/27
14/27
8/9
6
Determining a person's blood type (A,B,AB,O) and RH factor(+,-). How large is the sample space
4
0
2
8
7
What is the probability that you draw a
diamond
from a well-shuffled deck of cards?
1/13
1/4
0
1/2
8
If an event is
certain to occur
, it has a probability of zero.
True
False
9
What is the probability catching a Bluegill fish?
17/27
1/3
10/27
None of these.
10
What is the theoretical probability that you draw a
red
card from a shuffled deck of cards?
1/4
1/13
0
1/2
11
What is the probability that you draw an
ace
from a well-shuffled deck?
1/4
1/2
1/13
0
12
Which of the following experiments does
NOT have equally likely outcomes
?
Choose a number at random from 1 to 7.
Choose a letter at random from the word SCHOOL.
Toss a coin.
13
The Law of Large Numbers deal with which of the following?
Repeating experiments
Theorizing experiments
Intuition
Not Listed
14
If an event is
impossible
, it has a probability of zero.
True
False
15
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.
16
Two events are independent if the occurrence of one doesn't affect the probability of the other
True
False
17
What is the probability of catching a salmon fish?
3/27
None of these.
10/27
14/27
18
Simple or not simple: Event B: the students age is 21
Not Simple
Simple
19
What is the probability that a number less than 7 will appear when you roll a die one time?
1
1/6
1/2
0
20
You roll a fair six-sided die once. What is the probability of getting an
even number
?
1/3
0
1/2
1/6
21
Two dice are rolled. What is the probability that the sum is 12?
1/36
1/6
0
1/12
22
A women has three sons. What is the probability that her next child will be a girl?
1/2
1/4
1/8
0
23
If I toss a fair coin twice and get TT, what is the probability that tails appears next toss?
0
1/2
2/3
1
24
Given a bag with 12 red and 7 green marbles, what is the odds of randomly selecting a
red
one?
12/19
7/19
7/12
1/2
25
On a single roll of a standard die, what is the probability that an odd number will appear?
1/2
Not Listed
1/6
0
26
What is the probability that you will NOT catch a bluegill fish?
13/27
0
10/27
Not Listed
27
What is the probability of randomly choosing a vowel (a,e,i,o,u) from the English alphabet?
1/21
5/26
None of these.
21/26
28
Which probabilty results from intutition, educated guesses and estimates?
Subjective
Classical
Not Listed
Empirical
29
What is the probability of rolling a number
greater than 4
?
0
1
1/3
1/2
30
What is the odds of rolling a 7 when you roll one standard die one time?
3/6
0
5/6
1/6
31
What is theoretical probability?
The probability that should happen.
The probability based on what has happened.
