Which of the following statements is most true about the relative size of measures of variability?
a. The standard deviation is usually larger than the variance.
b. The variance is usually larger than the standard deviation.
c. The variance and the standard deviation are equal in size.
d. The standard deviation is usually larger than the range.
(b) The variance is usually larger than the standard deviation.
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What is the mode?
A. very happy
B. pretty happy
C. not too happy
D. 512
Explain why proportions and percentages are important.
Proportions and percentages provide a way to standardize the frequency of cases so that comparisons can be made across populations.
Objective data are more likely than biased data to be ______.
A. rejected B. disapproved C. heard D. viewed as cherry-picking
If a client appears to have self-harm thoughts and they refuse to voluntarily go to the hospital, the social worker may need to proceed with a(n) ______.
A. involuntary hospitalization B. medication adjustment C. family conference D. criminal proceedings