Probability and Sampling
Authored by Barbara White
Mathematics
11th Grade - University
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9 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively. Sample size is 25.
What is the mean of the sampling distribution?
200
16
25
4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively. Sample size is 25.
What is the standard error of the sampling distribution?
200
16
25
4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively. Sample size is 25.
What is n?
200
16
25
4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively. Sample size is 25.
What is the variance of the sampling distribution?
200
16
25
4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What name refers to the standard deviation of the sampling distribution?
sampling deviation
mean deviation
sampling error
standard error
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively.
What is the probability of selecting a data value less than 190?
69%
42%
31%
58%
7.
MULTIPLE CHOICE QUESTION
2 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?
69%
0.6%
31%
99%
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