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.Management Sciences
Category: Statistics Mcqs
You asked five of your classmates about their height. On the basis of this information, you states the average height of all student in your university or college is 67 inches. This is an example of____________?
A. Descriptive statistics
B. Inferential Statistics
C. Parameter
D. Population
A scaling factor is used to_________________?
A. Change a simple index to a weight index
B. Convert the Paasche index to a Laspeyres index
C. Change the base year
D. change an aggregate index to a weighted index
The sum of deviations of observations is zero, when deviations are taken from __________?
A. Mean
B. Median
C. Mode
D. None of these
Which of the following is not a measure of central tendency ?
A. Percentile
B. Quartile
C. Standard deviation
D. Mode
In a symmetrical distribution mean, median and mode, _________________?
A. Positive
B. Greater
C. Less than
D. Coincide
The sum of the squares of deviations is the least when measured from____________?
A. A.M.
B. Median
C. Mode
D. G.M.
For a symmetrical distribution approximately 68% of the cases are included between _________________?
A. X¯¯¯¯−S and X¯¯¯¯+S
B. X¯¯¯¯−2S and X¯¯¯¯+2S
C. X¯¯¯¯−3S and X¯¯¯¯+3S
D. None of these
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