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Probability Distribution Review Flashcards | StudBud
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Probability Distribution Review
Probability Distribution Review
28 terms
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StudBud Administration
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Discrete probability distributions and expected value (raffles, etc.).
Flashcards
28 cards
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Questions
28
Answers
1
DISCRETE or CONTINUOUS: number of bolts used in a roller coaster at Six Flags
Continuous
Discrete
2
What is the numerical value that belongs in box B in the probability distribution?
3
7
- 2
2
3
Consider the probability distribution below. (Probabilities are rounded.)
It is not unusual bc P(2) >0.
It is unusual bc P(2) > 0.05.
It is not unusual bc P(2) > 0.05.
It depends on his number of yellow cards.
4
Consider the probability distribution below. (Probabilities are rounded.)
0.0005 + 0.009 + 0.063
1 - 0.063
0.063 x 2
0.063
5
Find the standard deviation of the probability distribution below.
0.90653
1.445768
0.94292
0.8218
6
TRUE or FALSE: The following is a probability distribution.
TRUE
FALSE
7
Consider the probability distribution below.
$ 75
$ 73
$ 2
No way to tell.
8
Consider the probability distribution below. (Probabilities are rounded.)
0.407 x 0.297
0.407 + 0.297
0.407
1 - 0.407
9
Consider the probability distribution below. (Probabilities are rounded.)
0.92 goal
0 goals
3.91 goals
4.23 goals
10
If you want to find the binomial probability of getting at most 3 use
binompdf(n,p,3)
1-binomcdf(n,p,3)
binomcdf(n,p,3)
1-binomcdf(n,p,2)
11
TRUE or FALSE: The following is a probability distribution.
TRUE
FALSE
12
Geometric or Binomial?
Geometric
Binomial
13
What numerical value belongs in box D in the probability distribution?
- 2
3/6
1/6
2/6
14
In a binomial experiment what is the probability of x successes with the following parameters?
23.7%
76.3%
41.7%
58.3%
15
Find the probability...
0.1267
0.0576
0.7870
0.2130
16
Consider the probability distribution below.
$ 2
$73
$ 125
$ 75
17
Find the probability.
0.333
0.3
0.828
0.172
18
Find the probability
0.0203
0.9797
0.0591
0.9409
19
Find the probability...
.059
.0081
1.2
.30
20
Outcomes that have the same probability (such a rolling one die) are called __________.
inequalities
equally likely outcomes
dependent outcomes
mutually exclusive outcomes
21
What is the mean of this discrete probability distribution?
3.5
3
2.5
2
22
Find the probability...
1/6
2/6
.995
.069
23
Consider the probability distribution below.
2
73
124
125
24
Is this a probability distribution?
no
yes
25
Consider the probability distribution below.
- $1.40
$ 1.40
- $1.98
- $ 2
26
In a probability distribution, all P(x) must add up to ______.
50%
a value between 0 and 1
1
27
DISCRETE or CONTINUOUS: number of gallons of water in a swimming pool
Continuous
Discrete
28
Find the missing probability for the probability distribution below.
0.97
0.13
0.93
0.03
