JEE MATHEMATICS MCQ: STATISTICS

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Application +4 | -1

For the given data, the calculation corresponding to all values of variates

\left( {x,y} \right)

is following

\;\sum {\left( {x - \bar x} \right)^2} = 36,\;\sum {\left( {y - \bar y} \right)^2} = 25,\;\sum \left( {x - \bar x} \right)\left( {y - \bar y} \right) = 20

. The Karl Pearson’s correlation coefficient is

View answer and explanation

Correct option: C

0.66

Option C (0.66) is correct because it is the calculated Karl Pearson's correlation coefficient using the given data.

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