The covariance between the length and weight of five items is 6 and their standard deviations are 2.45 and 2.61 respectively. Then the correlation coefficient between the length and weight is ___.
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1 mark, −0.33StatisticsJoint distributions, covariance and correlationThe correlation coefficientEasyabout 1 min
UoH 2020 Question 33: Joint distributions, covariance and correlation
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Joint distributions, covariance and correlation has come up 61 times in 7 exams since 2005.
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This question is on The correlation coefficient, part of Joint distributions, covariance and correlation in Statistics.
The standardised measure of linear association and what it can and cannot show.
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