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Psychology
MEDIUM
ENGLISH
Psychology
Which of the following statements is NOT true in relation to measure of dispersion?
A
The range is the difference between the maximum and minimum data values
Option A
B
The most commonly used measure of dispersion is standard deviation (SD)
Option B
The standard deviation is equal to the square of the sum of the squares of all the differences (deviations) between each score and the mean, divided by the number of scores
Correct answer
D
The square root of the standard deviation is called the variance
Option D
Correct answer: C
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