f (x) = kx^2, k constant, -1 =< x =< 1. f (x) is a p.d.f. ?the value of k= 1

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A: Given Information: Sample size (n) = 22  Mean (u) = 12 Standard deviation (s) = 5.4

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Q: Solve it now

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Q: I need help solving this question.

A: You need to know this before solving the question.