d.
interval scale
ANS: A PTS: 1 TOP: Descriptive Statistics
16. Arithmetic operations are appropriate for
a.
only the ratio scale
b.
only the interval scale
c.
the nominal scale
d.
None of these alternatives is correct.
ANS: D PTS: 1 TOP: Descriptive Statistics
17. Quantitative data refers to data obtained with a(n)
a.
ordinal scale
b.
nominal scale
c.
either interval or ratio scale
d.
only interval scale
ANS: C PTS: 1 TOP: Descriptive Statistics
18. Data
a.
are always be numeric
b.
are always nonnumeric
c.
are the raw material of statistics
d.
None of these alternatives is correct.
ANS: C PTS: 1 TOP: Descriptive Statistics
19. The entities on which data are collected are
a.
elements
b.
populations
c.
samples
d.
None of these alternatives is correct.
ANS: A PTS: 1 TOP: Descriptive Statistics
20. The set of measurements collected for a particular element is (are) called
a.
variables
b.
observations
c.
samples
d.
None of these alternatives is correct.
ANS: B PTS: 1 TOP: Descriptive Statistics
21. A characteristic of interest for the elements is called a(n)
a.
sample
b.
data set
c.
variable
d.
None of these alternatives is correct.
ANS: C PTS: 1 TOP: Descriptive Statistics
22. All the data collected in a particular study are referred to as the
a.
inference
b.
variable
c.
data set
d.
None of these alternatives is correct.
ANS: C PTS: 1 TOP: Descriptive Statistics