Sampling Distributions Stats
Quiz
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Barbara White
FREE Resource
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At a particular college, 78% of all students are receiving some kind of financial aid.The school newspaper selects a random sample of 100 students and 72% of the respondents say they are receiving some sort of financial aid. Which of the following is true?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increasing the sample size of an opinion poll will reduce the
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A statistic is an unbiased estimator of a parameter when
4.
MULTIPLE CHOICE QUESTION
30 sec • 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?
5.
MULTIPLE CHOICE QUESTION
30 sec • 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?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The mean and standard deviation of a population are 200 and 20, respectively.
What is the probability of selecting one data value less than 190?
7.
MULTIPLE CHOICE QUESTION
1 min • 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?
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