I dont understand the ans for iv especiall when converting sum of x-3 to sum of

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junior college 2 | H2 Maths
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junior college 2 H2 Maths Singapore

I dont understand the ans for iv especiall when converting sum of x-3 to sum of x - 30

Date Posted: 4 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Do take note that population size is n=10.

Date Posted: 4 years ago