BITSAT SERIES Mathematics
Measures Of Dispersion
4 previous year questions.
Volume: 4 Ques
Yield: Medium
High-Yield Trend
1
2019 2
2015 1
2014 Chapter Questions 4 MCQs
01
PYQ 2014
medium
mathematics ID: bitsat-2
If M.D. is 12, the value of S.D. will be:
1
15
2
12
3
24
4
None of these
02
PYQ 2015
medium
mathematics ID: bitsat-2
The mean square deviation of a set of observation about a point is defined as .The mean square deviations about and are and respectively, the standard deviation of this set of observations is
1
3
2
2
3
1
4
None of these
03
PYQ 2015
medium
mathematics ID: bitsat-2
The mean square deviation of a set of observations about point is defined as
The mean square deviations about and are 18 and 10 respectively. The standard deviation of the set of observations is
1
2
3
4
None of these
04
PYQ 2019
medium
mathematics ID: bitsat-2
The mean square deviation of a set of n observations about points -2 and 2 are 18 and 10 respectively. The standard deviation of the set is
1
2
3
4
None of these