Sampling Distribution Review
Authored by Barbara White
Mathematics
10th - 12th Grade
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21 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What happens to the shape of a sampling distribution of sample means as n increases?
The skew gets bigger
The skew is reversed
It becomes narrower and more normal.
The shape is the same, but wider
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 400 and 40, respectively. Sample size is 25.
What is the mean of the sampling distribution?
400
40
25
8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 400 and 40, respectively. Sample size is 25.
What is the standard deviation of the sampling distribution?
400
40
25
8
5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
These symbols represent the mean and standard deviation for which of the following distributions?
The Population
The sample
The sampling distribution (mean)
The sampling distribution (proportion)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
These symbols represent the mean and standard deviation for which of the following distributions?
The Population
The Sample
The sampling distribution (mean)
The sampling distribution (proportion)
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the standard deviation of the distribution?
1010
60
40
20
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively.
What is the probability of selecting 25 data values with a mean less than 190?
0.62%
2.28%
97.72%
99.38%
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