Answer question number 2 (e) Quartile Deviation
Numerical Questions
QI. The daily wages of ten workers are given below. Find out range and its
NO. Of Workers : A B C D E
175 50 50 55 100 90 125 145 70 60
Wages in R)
(Range 125; Coefficient of Range 0551
Q.2. Following are the marks obtained by students in Sec. A and Sec. B. Compare the
marks of students in two sections.
Marks A)
Marks (Sect ion B)
25
28
36
45
42
15
28
range
30
25
[Section A: Range = 30, Coefficient Of Range 0.5
Section B: Range = 27, Coefficient of Range z 03511
Find range and coefficient of range Of the following:
(a) Per day earning of seven agricultural labourers in e:
72,
52,
(b) Mean temperature deviation from normal (2002).
72
June
+3.3
July
+24
Aug
*3.1
Sep
-1.5
NOV.
-1.9
I(a) Range — 50, Coeff. of Range 042
(b) Range z +9.4, Coeff. of Range = — 33
14. Calculate range and coefficient of range for the following data:
Income R)
50 70 80 90 100 120 130 150
No. of Workers
12
(Range = Coefficient of Range 0.51
