Statistical Questions
Presentation
•
Mathematics
•
12th Grade
•
Hard
Joseph Anderson
FREE Resource
26 Slides • 13 Questions
1
Open Ended
Current Event:
Must use your name and must be appropriate for school
2
3
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7
Multiple Choice
On what is a confidence interval based?
Hypothetical data
Sample data
Population data
Assumed data
8
9
Multiple Choice
Which of the following is NOT a component of a confidence interval?
Lower bound
Upper bound
Sample mean
Population mean
10
11
12
Multiple Choice
What is the purpose of constructing confidence intervals?
To determine the exact value of a parameter
To know how much confidence we have that the interval captures the parameter
To find the mean of a data set
To calculate the standard deviation
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15
Multiple Choice
What is the correct interpretation of a confidence interval?
It captures the sample mean.
It captures the sample proportion.
It captures the parameter.
It captures the statistic.
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21
Multiple Choice
What is the purpose of calculating a point estimate?
To find the exact value of the mean
To estimate the midpoint of the confidence interval
To determine the range of the data
To calculate the standard deviation
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24
Multiple Choice
What is the main goal of using a margin of error?
To find the exact population mean
To account for sampling variability
To calculate the standard deviation
To determine the sample size
25
26
Multiple Choice
What is the sample mean symbolized by in the document?
x̄
μ
σ
n
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32
Multiple Choice
What are the two components needed to create an interval of plausible values for a parameter?
Point estimate and margin of error
Mean and median
Standard deviation and variance
Range and interquartile range
33
Multiple Choice
Which of the following best describes a confidence interval?
A range of values
A single value
A fixed point
A constant number
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35
Poll
Can you:
Interpret a confidence interval.
Not at all
With difficulty
Somewhat
Very well
36
Poll
Can you:
Determine the point estimate and margin of error
from a confidence interval.
Not at all
With difficulty
Somewhat
Very Well
37
Poll
Can you:
Use confidence intervals to make decisions.
Not at all
With difficulty
Somewhat
Very Well
38
39
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