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the new syllabus of p3 include correlation coefficient those. the formula (y=a+bx);a=sum y/num of yr-b sum of x/num of yr…
whether these formula will be provided in the question??on the other hand, the part exponential smoothing in our textbook was hard for us to understand..can u explain to us what is the meaning and how to calculate it??
You won’t have to calculate correlation coefficient, just know how to use it.
As for exponential smoothing see: Chapter 26 at:
thank you sir..
my last p3 exam paper i get 46 marks only..i think is i didnt did well in Question 1..so i wanna ask u is it this coming sitting all the Question come out on 2010 we no need to know coz it wont come out in the coming sitting ??
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