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junior college 2 | H2 Maths
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Elle
Elle

junior college 2 chevron_right H2 Maths chevron_right Singapore

hello can anyone jus help me with the last part only ? The one on "what can u say about the value of (y-Y')^2 ? " Thank u !!

Date Posted: 2 years ago
Views: 545
Boy Mow Chau
Boy Mow Chau
2 years ago
last part ... can say sigma(y-Y')^2 is always greater or equal to 8.8 for any value of a and b.

... because regression line by definition is when the square of the differences is minimum.