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identification of police officers by rank would represent a(n) ____________
level of measurement.
is a necessary component of a runs plot.
A. Observation over time
B. Qualitative variable
C. Random sampling of the data
D. Voluntary response data
is the science of using a sample to make generalizations about the important
aspects of a population.
A. Statistical Process Control
B. Descriptive Statistics
C. Random sample
D. Statistical Inference
entrance exam scores, such as SAT scores, are an example of a(n)
number of miles a truck is driven before it is overhauled is an example of a(n)
one of the following sampling examples would generally lead to the least
reliable statistical inferences about the population from which the sample has
A. A random sample selected without replacement.
B. A random sample selected with replacement.
C. A voluntary response sample.
D. A systematic sample.
___________________ variable is a qualitative variable such that there is no
meaningful ordering or ranking of the categories.
person's telephone area code is an example of a(n) _____________
characteristic of a population unit is a(n):
list of all of the units in a population is called _____.
C. A sample
D. A variable
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