Hamza saysMay 7, 2017 at 8:19 pmWill the examiner provide formula for Coefficient of Correlation and Coefficient of determination?Log in to Reply

Milan saysJanuary 5, 2016 at 10:52 pmDear Sir,Is scenario planning an important element of p3 syllabus or should it be only learned up – to the definational knowledge level?Log in to Reply

gromit saysJanuary 6, 2016 at 2:39 pmIt has never been tested much. Know what it is. If you have to apply it you will be guided and constrained by the information in the question.Log in to Reply

pbtpriyantha saysNovember 16, 2015 at 6:18 amDear Sir, Hi….Can you please explain me what ‘s the relationship of coefficient of correlation (r) and Coefficient determination (r2= rXr) with Linear regression (y= ax+b)…Thanks in advanceBR, PriyanthaLog in to Reply

Jey saysMay 8, 2017 at 3:44 amy=ax+b is the actual forecasting tool, where you substitute x etc.r and r2 more speaks to the accuracy of the forecast in an arbitrary way.Log in to Reply

Samindra says

The Seasonal Variation for Q2 is 95 not 96.

Jens says

Very nice lecture, thank you!

Hamza says

Will the examiner provide formula for Coefficient of Correlation and Coefficient of determination?

tommy says

can we be asked to draw decision trees in p3?

gromit says

Yes – simple ones. See December 2012 Q4 (a)

checubara2011 says

YES

Milan says

Dear Sir,

Is scenario planning an important element of p3 syllabus or should it be only learned up – to the definational knowledge level?

gromit says

It has never been tested much. Know what it is. If you have to apply it you will be guided and constrained by the information in the question.

gromit says

It is explained in the lecture.

pbtpriyantha says

Dear Sir,

Hi….

Can you please explain me what ‘s the relationship of coefficient of correlation (r) and Coefficient determination (r2= rXr) with Linear regression (y= ax+b)…

Thanks in advance

BR,

Priyantha

Jey says

y=ax+b is the actual forecasting tool, where you substitute x etc.

r and r2 more speaks to the accuracy of the forecast in an arbitrary way.