The . . . . . . . . , though difficult to calculate, is the best measure of dispersion since it takes into consideration the whole data and the deviations are taken from the arithmetic mean.
A. Quartile deviation
B. Standard deviation
C. Mean deviation
D. None of the above
Answer: Option B
Related Questions on Psychological Testing
The data which do not give any useful information rather confuse our mind are called
A. Raw data
B. Ungrouped data
C. Either A or B
D. None of the above
A. Geometric mean
B. Arithmetic mean
C. Median
D. None of the above
Alternate forms reliability is also known as
A. Parallel-forms reliability
B. Equivalent forms reliability
C. Comparable forms reliability
D. All of the above
A. Case histories
B. Tests
C. Surveys
D. None of the above
Join The Discussion