Question

3. The two rulers-vertical and horizontal—make it easy to align text and objects on
a slide.
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Answer 1

Answer:

Calculate Karl Pearson's coefficient of correlation between x and y for the following information : N=12;∑(x−8)2=150;∑x=120;∑(y−10)2=200;∑y=130; ∑(x−8)(y−10)=50N=12;∑(x−8)2=150;∑x=120;∑(y−10)2=200;∑y=130; ∑(x−8)(y−10)=50