Sampling Error decrease by _______ the sample size?

A. Increase
B. Decrease
C. Sampling
D. Population

Related Mcqs:

If in a sampling distribution of X the sample size is 25, what assumption must hold for the sampling distribution of X to be normal ?
A. Population distribution is normal
B. μ1 = μx
C. Population distribution is uniform
D. σx = σx /√n
In the sampling without replacement a sampling unit can be selected_______________?
A. Only Once
B. More than once
C. Less than once
D. None of these
In probability sampling each sampling unit has some____________________?
A. Unknown
B. Large
C. Small
D. Know
A list of sampling _________ is called sampling frame?
A. Point
B. w.r.m
C. w.o.r
D. unit
In sampling with replacement be t a sampling unit can selected________________?
A. Only once
B. More than once
C. Less than once
D. None
Which sampling method we will apply if there is no sampling frame?
A. Systematic sampling
B. Cluster sampling
C. Simple random sampling
D. Stratified sampling

Submitted by: Nimra Shaheen
Cluster sampling is useful when sampling units are__________?
A. Close another
B. Far a part
C. Mixed
D. None of these

Submitted by: Nimra Shaheen
If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?
A. Only when the sample size is at least 100.
B. Only when the sample size is smaller than 30
C. Always
D. Only when the sample size is at least 30.
A sample of 92 observations is taken from an infinite population. The sampling distribution of is approximately ?
A. Normal because is always approximately normally distributed
B. Normal because the sample size is small in comparison to the population size
C. Normal because of the central limit theorem
D. None of these alternatives is correct.
Sampling error cannot occur in__________?
A. Survey
B. Sampling
C. Census
D. None of these

Submitted by: Nimra Shaheen