What's the purpose of using standard deviation

All of the answers are correct.

The average of a collection of numbers

Collection, evaluation, and interpretation of data

Which of the following is NOT an example of the Binomial Process

getting a 10 then a 5 in a deck

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4.1 Statistics & Probability POE PLTW

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Probability/Statistics

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Questions 16

Answers

1
Standard deviation is...
Fifth root of the variance
Fourth root of the variance.
Third root of the variance
Square root of the variance
2
What is a type of statistic?
objective
descriptive
inferential
theoretical
3
Pulling student names out of a hat is an example of ______________ sampling.
stratified
organized
systematic
random
4
What is the mode of the following data set: 92, 100, 22, 92, 72, 73, 89, 92, 22
22
92
100
0
5
What is probability of rolling a 4 and a 5 and a 6 on a single die?
0.83
0.50
0.0046
0.17
6
What's the purpose of using standard deviation
To find out what numbers we can consider normal
To help identify outliers in a set of numbers
To see how numbers relate to each other
All of the answers are correct.
7
What's mean?
The middle number of a collection numbers.
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.
8
What are statistics?
Collection, evaluation, and interpretation of data
Measurement of independent and interdependent selfconstruals
Collection of input and output values
The amount of tax per unit
9
Which of the following is NOT an example of the Binomial Process
getting a 10 then a 5 in a deck
magic eight ball
rolling die
flipping a coin
10
What is the probability of NOT drawing the Ace of Spades in a deck of 52 cards?
98
.98
.019
1.9 %
11
Find the mean of: 12, 15, 9, 3, 4, 69
18.7
15
112
69
12
What is NOT a component of probability?
Hypothesis
Sample Space
Event
Experiment
13
Which type of statistics creates generalizations based on a sample?
Descriptive
Inferential
Cluster
Random
14
Which method is used to determine probability?
theoretical
objective
procedural
empathic
15
Why are histograms useful?
All of the above
They help you analyze data
They are useful for making inferences
They help you see trends
16
As the number of trails increases, relative frequency and probability will ...
Stay the same
get further apart
frequency and probability are not related to each other
become more equal

4.1 Statistics & Probability POE PLTW Flashcards | StudBud