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March 20, 2014 at 5:20 pm
In the Example 7 there is coefficient of correlation provided. In order to solve the problem, we need to know formula (which in not given): corr(x,y) = cov(x,y)/(sx*sy).
Dear lecturer, please kindly advice if we need to know the relationship between correlation and covariance for exam?
John Moffat says
March 20, 2014 at 5:33 pm
The last but one examiner did ask this once or twice, but it is very unlikely that the current examiner would want it
October 23, 2013 at 2:32 pm
Thank you , excellent lecture:).
September 28, 2013 at 1:57 am
Great work there. Easy and comprehensive.
May 30, 2013 at 8:15 pm
November 10, 2012 at 7:23 am
Very clear and helpful, thanks a lot
July 9, 2012 at 11:39 am
very helpful. thank you.
March 25, 2012 at 1:07 pm
February 27, 2012 at 1:22 pm
May 10, 2011 at 8:15 am
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