If Σ (x – 9) = 0 for data having 5 observations, then what is the v – InterviewSolution

1.	If Σ (x – 9) = 0 for data having 5 observations, then what is the value of mean?(a) x̄ = 0(b) x̄ = 5(c) x̄ = 9(d) x̄ = 45
Answer» Correct option is (c) x̄ = 9

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