1
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+2
-0

The arithmetic mean of marks in Mathematics for four divisions A, B, C and D were $$80,75,70$$ and 72 respectively. Their standard deviations were $$12,6,8$$ and 10 respectively. Then, division ______ has more uniformity.

A
D
B
B
C
C
D
A
2
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+2
-0

If the standard deviation of data is 12 and mean is 72, then coefficient of variation is

A
15.67%
B
14.67%
C
13.67%
D
16.67%
3
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+2
-0

140. Given that total of 16 values is 528 and sum of the squares of deviation from 33 is 9158. The variance is

A
562.73
B
570.375
C
574.375
D
572.375
4
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+2
-0

Following data shows the information about marks obtained in Physics, Chemistry, Mathematics and Biology by 100 students in a class. Then subject shows the highest variability in marks

Physics Chemistry Mathematics Biology
Mean 20 25 23 27
S.D. 3 2 4 5

A
Mathematics
B
Chemistry
C
Biology
D
Physics
MHT CET Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12