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BHSPOEPLTW #7 Flashcards | StudBud
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BHSPOEPLTW #7
BHSPOEPLTW #7
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Questions
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Answers
1
Relative frequency is expressed as a number between 0 and 1.
False
True
2
What is the probability of rolling a 4 or a 6 or a 9 on a single die?
.83
.0046
0.5
Impossible
3
Probability is expressed as a number between 1 and 2.
True
False
4
Inferential Statistics generalize and evaluate a population based on sample data
True
False
5
Statistics can help you to argue a claim
True
False
6
Mean can be defined as:
The average of a collection of numbers
The most amount of a number in a collection of numbers
The highest number minus the lowest number
The middle number of a collection numbers
7
What's the purpose of using standard deviation
To find out what numbers we can consider normal
All of the answers are correct.
To help identify outliers in a set of numbers
To see how numbers relate to each other
8
What is probability of rolling a 4 and a 5 and a 9 on a single die?
0.0046
0.50
0.17
Impossible
9
Statistics and probability
4
1
3
2
10
....Calculates a conditional probability, based on all the ways the condition might have occurred.
Bays
Bayes
Bernouli's
Bye, Bye, Bye
11
Pulling student names out of a hat is an example of ______________ sampling.
Systematic
Stratified
Random
Organized
12
Random, Systematic, Stratified, Cluster, Convenience are all types of
Statistics
Populations
Simplified
Sampling
13
Which of the following is NOT an example of the Binomial Process
Flipping a coin
Rolling die
Magic eight ball
Getting a 10 then a 5 in a deck
14
As the number of trials increases, relative frequency and probability will ...
Become more equal
Stay the same
Frequency and probability are not related to each other
Get further apart
15
Statistics and Probability
3
2
1
4
16
Statistics and Probability
2
4
1
3
17
Which Probability Components do we use in POE to solve a problem?
Expected Outcome, Sample Space, Event, Actual Outcome/Sample Point
Experiment, Sample Space, Event, Outcome/Sample Point
Experiment, Sample Space, Event, Statistics
Experiment, Probability, Event, Outcome/Sample Point
18
What is the probability of NOT drawing the Ace of Spades in a deck of 52 cards?
.019
1.9 %
98
.98
19
What is statistics?
Collection, evaluation, and interpretation of data
Measurement of independent and interdependent selfconstruals
The amount of tax per unit
Collection of input and output values
20
Represents a parameter, not a statistic. It gives researchers an amount of dispersion of data.
Sample Standard Deviation
Floyd Standard Deviation
Probability Standard Deviation
Population Standard Deviation
21
What is the mode of the following data set: 92, 100, 22, 92, 72, 73, 89, 92, 22
100
0
22
92
22
What is NOT a component of probability?
Hypothesis
Sample Space
Event
Experiment
23
Which of these are measures of Central Tendency?
Median
Range
Mean
Mode
24
For Probability:
AND (multiplication) OR (addition) NOT (P(A)-1)
AND (multiplication) OR (addition) NOT (1-P(A))
OR (multiplication) AND (addition) NOT (1-P(A))
AND (addition) OR (multiplication) NOT (1-P(A))
25
What is statistics about?
Organizing data
Analyzing graphs
All of the above
Interpreting data
26
Why are histograms useful?
They are useful for making inferences
All of the above
They help you see trends
They help you analyze data
27
Find the mean of: 12, 15, 9, 3, 4, 60
17.16
103
16.17
51.5
28
Standard deviation is...
Third root of the variance
Fourth root of the variance
Square root of the variance
Fifth root of the variance
29
What is the calculated likelihood that a given event will occur?
Probability
Problemability
Populationability
Possibility
30
What is descriptive statistics?
The score that occurs most frequently in a distribution.
Numbers that summarize data in an efficient manner.
The average of the distribution of scores for a variable.
Mode
31
Which method is used to determine probability?
Empathic
Procedural
Theoretical
Objective
32
Statistics are ________ evidence
Classified
Quantified
Electrified
Mummified
33
Which method of determining probability uses known elements?
Subjective
Empiracal
Theoretical
Luck
