If the mean and variance of the following data: 6,10,7,13, {a}, 12, {b}, 12 are 9 and \frac{37}{4} respectively, then (a-b)^{2} is equal to: [27 Jul 2021 Shift 1]

Statistics Part 1

Section: Mathematics

Question : 32 of 100

Marks: +1, -0

If the mean and variance of the following data:
6,10,7,13,a,12,b,12 are 9 and

respectively, then (a−b)2 is equal to:

[27 Jul 2021 Shift 1]

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