English, asked by paraykhadim, 1 month ago

Date:
Page No.
Meam deviation of the value
18, 12, 15 is?

Answers

Answered by tanishq7880

2

Answer:

Right answer is ZERO.

Mean Deviation = Σ|x − μ|/N

calculate mean of 18,12,15 =(18 +12+15) / 3= 15

M.D = Σ|(18-15) + (12-15) + (15-15)|/3

M.D = Σ|+3 – 3 +0|/3

M.D = 0

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