If the mean of the observations x 1 , x 2 , x 3 ________ x 10 is 30, then the mean of x 1 + 2, x 2 + 4, x 3 + 6 ________, x 10 + 20 is ________

TGTET Paper 1 Exam 23 Jul 2017 Paper

Question : 113 of 150

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If the mean of the observations x₁, x₂, x₃ ________ x₁₀ is 30, then the mean of x₁ + 2, x₂ + 4, x₃+ 6 ________, x₁₀+ 20 is ________

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