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
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7
Multiple Choice
On what is a confidence interval based?
Hypothetical data
Sample data
Population data
Assumed data
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9
Multiple Choice
Which of the following is NOT a component of a confidence interval?
Lower bound
Upper bound
Sample mean
Population mean
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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
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26
Multiple Choice
What is the sample mean symbolized by in the document?
x̄
μ
σ
n
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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
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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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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
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39
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