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Byju's Answer
Standard XI
Statistics
Variance and Standard Deviation
The following...
Question
The following data has been given below:
Series
X
Y
Mean
6
8
Standard Deviation
4
12
Coefficient of correlation
=
2
3
. Find
b
y
x
.
A
2
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B
1
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C
3
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D
4
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Solution
The correct option is
A
2
r
=
b
y
x
.
σ
x
σ
y
⇒
2
3
=
b
y
x
.
4
12
=
b
y
x
.
1
3
so,
b
y
x
=
2
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0
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Standard Deviation
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Coefficient of correlation
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