Probability

Section: Mathematics

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Question : 22 of 92

Marks: +1, -0

The probability distribution of a discrete random variable X is given below

X=x

-1

0

1

2

P(X=x)

‌

1

3

‌

1

6

‌

1

6

‌

1

3

Then the value of 6Σ(x2)P(X=x)−var(X)=

[AP EAPCET 23 May 2025 S1]

‌
113
12
‌
151
12
‌
19
12
‌
1
2

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