If a curve can be folded along a vertical line so that the two halves of it coincide, it is called a
A. Proper curve
B. Symmetrical curve
C. Skew curve
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
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