NEW
Font size
S
M
L
XL
WorksheetsKYK MATHS STATISTICS3
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
-------- is effected by extream values
a)
mean
b)
mode
c)
median
d)
none of these
2.
Median class of the data
a)
30-40
b)
40-50
c)
50-60
d)
60-70
3.
Which of the following same as representative of the whole class
a)
lower limit
b)
upper limit
c)
mid point
d)
length of the class
4.
The median of the scores x1,x2, and 2x is 6 and x1<2x<x2 then x=
a)
3
b)
6
c)
7
d)
13
5.
l=35,2n=20,cf=15f=20 and h=10 then median=
a)
37.5
b)
35.5
c)
36
d)
37
6.
a=55,Σfiui=−8,Σfi=50 and h=5 then mean=
a)
55.2
b)
54.2
c)
55
d)
54
7.
l=65, f1=28, f0=26, f2=24 and h=20 then mode=
a)
65.67
b)
66.67
c)
71.67
d)
71.76
8.
Σfx=2820 and Σf=150 then mean=
a)
17.5
b)
18.8
c)
19.8
d)
18.5
9.
l=40,2n=30, cf=45, f=15 and h=8 then median =
a)
30
b)
40
c)
32
d)
45
10.
Mean of a-2d,a-d,a,a+d,a+2d is
a)
-a
b)
3a
c)
5a
d)
a
Reset
