13. Which of the following first step is needed in order to calculate the Variance?
A. Find first the standard deviation
C. Calculate the mean deviation
B. Find first the mean of the set of data
D. Get the square root of the standard deviation
14. Which of the following is less reliable than mean deviation?
A. Variance
B. Standard Deviation
C. Range
D. Variance and Range
15. The following data represents the hours worked over an eight-week period: 36.40, 40, 42, 40, 50, 40, and 44. Calculate the range for this set of data.
B. 40
C. 14
D. 50
A. 36
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13.) Which of the following first step is needed in order to calculate the Variance?
MGA PAGPIPILIAN
A. Find first the standard deviation
C. Calculate the mean deviation
B. Find first the mean of the set of data
D. Get the square root of the standard deviation
14.) Which of the following is less reliable than mean deviation?
MGA PAGPIPILIAN↓
A. Variance
B. Standard Deviation
C. Range
D. Variance and Range
15.) The following data represents the hours worked over an eight-week period: 36.40, 40, 42, 40, 50, 40, and 44. Calculate the range for this set of data?
MGA PAGPIPILIAN↓
B. 40
C. 14
D. 50
A. 36
EXAMPLES;
To find a mean, and add up all the scores, then divide them by the number of a scores.
Standard deviation is always greater than mean a deviation.
GIN CALCULATED KOLANG PO UNG NUM15:)
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