In a set of data 41,43,47,51,57,52,59. The median is:
a) 47
b)51
c) 57
d)69
Solution:41,43,47,51,57,52,59.
41,43,47,51,57,52, 59. Central value=51
In the given set of data 5,7,7,5,3,7,2,8,2 mode is……..
a) 9
b)5
c) 2
d)7
Solution:5,7,7,5,3,7,2,8,2
mode is the most repeated value
Most repeated value=7
The sum of 30 observations is 1500. Its average will be
a) 1500
b) 150
c) 15
d)None of these
Solution:sum observations is= 1500.
No of observations=30
average=1500/30 =50
The difference of the largest and smallest value in the data is called:
a)Mean
b) Median
c)Range
d)S.D
The most frequent number is called:
a) Mean
b) median
c) Mode
d) variance
Cumulative frequency cure is known as:
a) Pgive
b)give
c)OOgive
d)Ogive
all options are incorrect
by at 2025-02-27 15:13:35