Question

Calculate weighted mean.
Values (X) 80 20 30 25 45
Weights(W) 1 5 3 4 2

Answer 1

Answer:

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Explanation:

X = 80 20 30 25 45

W = 1 5 3 4 2 = 15

WX = 80 100 90 100 90 = 460

ΣW = 15

ΣWX = 460

weighted mean = 460/15

= 30.67