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Byju's Answer
Standard VII
Mathematics
Arithmetic Mean
Find the mean...
Question
Find the mean value for the following data
1.2, 1.2, 1.2, 1.2, 1.2, 1.2, 1.2
A
1.2
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B
2.1
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C
1.3
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D
1.7
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Solution
The correct option is
A
1.2
Mean =
S
u
m
o
f
a
l
l
t
h
e
g
i
v
e
n
q
u
a
n
t
i
t
i
e
s
N
u
m
b
e
r
o
f
q
u
a
n
t
i
t
i
e
s
=
(
1.2
+
1.2
+
1.2
+
1.2
+
1.2
+
1.2
+
1.2
)
7
= 1.2
When all the numbers are the same in a data set then the mean value is the same as one of the numbers itself.
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