Which statements regarding measures of central tendency are accurate? (Select all that apply.)
a. This classification of levels of measurement is scientifically inaccurate.
b. Having the mean, mode, and median exactly the same indicates the measures have been correctly applied.
c. They have great flexibility with regard to the amount of mathematical manipulation possible.
d. They vary from sample to sample, even when the same trait or characteristic is measured.
ANS: C, D
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Correct Various inferential statistical tests employ mean, median, or mode in their calculations.
Measures of central tendency vary from sample to sample, even when the same trait is measured.
Incorrect The classification of levels of measurement is well accepted by the scientific community.
This is an inaccurate statement.
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