QMB 3200 EXAM QUESTIONS FOR REVISION WITH THEIR ANSWERS
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Course
QMB 3200
Institution
QMB 3200
The standard deviation of a point estimator is the _____.
standard error
As the sample size increases, the _____.
standard error of the mean decreases
The standard deviation of p̄ is referred to as the _____.
standard error of the proportion
The value of the ___________ is used to estimate t...
the standard deviation of a point estimator is the
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QMB 3200 EXAM QUESTIONS FOR
REVISION WITH THEIR ANSWERS
The standard deviation of a point estimator is the _____.
standard error
As the sample size increases, the _____.
standard error of the mean decreases
The standard deviation of p̄ is referred to as the _____.
standard error of the proportion
The value of the ___________ is used to estimate the value of
the population parameter.
sample statistic
The standard deviation of x̄ is referred to as the _____.
standard error of the mean
All of the following are true about the standard error of the
mean EXCEPT _____.
its value is influenced by the standard deviation of the
population
it is larger than the standard deviation of the population
it measures the variability in sample means
it decreases as the sample size increases
, it is larger than the standard deviation of the population
The finite correction factor should be used in the computation
of σx̄ and σȳ when n/N is greater than _____.
.05
The probability distribution of all possible values of the
sample mean is called the ____.
sampling distribution of the sample mean
Stratified random sampling is a method of selecting a sample
in which _____.
the population is first divided into groups, and then random
samples are drawn from each group
A numerical measure from a population, such as a population
mean, is called _____.
a parameter
The variance of a sample or a population cannot be _____.
negative
The measure of central location most often reported for
annual income and property value data is the _____.
median
The variance is equal to the _____.
squared value of the standard deviation
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