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Review for Test 2 ch4 and 5 Spring 23 Flashcards | StudBud
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Review for Test 2 ch4 and 5 Spring 23
Review for Test 2 ch4 and 5 Spring 23
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Goes with Mario Triola's Elementary Statistics. #probability #statistics #triola
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
In this chapter the capital letter "P" in front of something asks for the:
Proportion
Population
Probability
Percentage
2
What word means the same as "mutually exclusive"?
dishelveled
disjoint
disbarred
dismissed
3
If the problem says at most what is the symbol used.
>
=
\le
≥
4
Multiplying choices at each decision point is called the Fundamental what?
logic rule
counting rule
probability rule
odds rule
5
If you see this: P(A|B), the " | " means:
before event
taken from
after event
given that
6
The more you do a procedure the more a probability gets closer to the expected probability.
Murphy's Law
Law of Large Numbers
Law of Large Probability
Law of Averages
7
On a standard die, what is the probability of rolling a number greater than 3?
1/6
1/4
1/3
1/2
8
What does the small letter p stand for?
Probability for success
Parameter
Permutation
Probability for failure
9
A test consists of 30 multiple choice questions
mean: 6; standard deviation: 2.45
mean: 6; standard deviation: 2.19
mean: 15; standard deviation: 2.19
mean: 15; standard deviation: 3.87
10
The symbol for The population Standard of Deviation.
δ
α
μ
Θ
11
If "A" is our event, then the idea that "A" does NOT occur is called the:
Supplement
Ornament
Complement
Firmament
12
Find the probability of selecting both queens from a deck of cards
2/13
1/26
1/169
1/221
13
In Florida, each automobile license plate consists of :
8
5408
650000
5200
14
This is what we call the outcome or result of a procedure.
Probability
Event
Sample
Population
15
The symbol for the Sample Standard of Deviation.
δ
s
μ
Ɯ
16
The complement of getting "at least one" in an event is the probability of getting:
2
1
10
0
17
which command do you use for P\left(x<2\right)
1-binomialpdf
1-binomialcdf
binomialcdf
Biniomialpdf
18
The symbol for The Population Mean:
χ
ρ
Θ
μ
19
If you see this: P(A and B), what do you do with the individual probabilities of A and B?
add
multiply
subtract
divide
20
Assume that male and female births are equally likely
0.1172
0.8281
0.1719
0.0547
21
Two events that CANNOT occur at the same time are said to be:
Mutually Exclusive
Stubborn
Completed Events
Exclusionary
22
If one event occurring affects a second event's probability, then the events are:
independent
dependent
mutually exclusive
disjoint
23
If you see this: P(A or B), what do you do with the individual probabilities of A and B?
subtract
multiply
add
divide
24
In a standard deck of cards, what is the probability of drawing a king?
1/13
1/52
2/25
4/50
25
Please choose the best answer.
1
1.5
0.5
10
26
According to police sources, a car with a certain protection system will be recovered 87% of the time.
0.500
0.011
0.087
0.013
