AP EAMCET Engineering 20 Apr 2019 Shift 2 Paper

Section: Mathematics

Question : 39 of 160

Marks: +1, -0

The probability function of a random variable X is given by P(X = k) = ck2, where c is a constant and k ∊ {0 , 1 , 2 , 3 , 4}. If σ2 is the variance of X and µ is the mean σ2+µ2 =

3.33
11.8
1
30
354

Validate

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