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.Management Sciences
Category: Sampling Mcqs
In sampling with replacement be t a sampling unit can selected________________?
0
A. Only once
B. More than once
C. Less than once
D. None
Sampling errors are reduced by:___________________?
A. Increasing the sample size
B. Decreasing the sample size
C. Increasing population s.d.
D. None of these
Random samples of size 17 are from a population that has 200 elements, a mean of 36, and a standard deviation of 8. which of the following best describes the from of the sampling distribution of the sample mean for this situation ?
A. Approximately normal because the sample size is small relative to the population size
B. Approximately normal because of the central limit theorem
C. Exactly
D. None of these alternatives is correct
If we increase the sample size, it means that it:_________________?
A. Increases the Standard error
B. Decreases the Standard error
C. Decreases the Standard error
D. Both (a) and (b)
For making voters lists in Pakistan we need _______________?
A. Simple random sampling
B. Systematic sampling
C. Quota sampling
D. Census
In Statistics, a population consists of:_____________?
A. All People living in a country
B. All People living in the are under study
C. All subjects or objects whose characteristics are being studied
D. None of the above
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