Question

wages 10 20 30 40 50 60 70 80 90
No.of workers 4 5 3 2 5 2 3 1 2
find the mean
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Answer 1

Answer:

mean is 42.59

Explanation:

X= no of workers

f = wages

∑fx= 1150

∑x = 27

mean = ∑fx/∑x

= 1150/27

= 42.59