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Home Questions SJZ7B2X5PJ
Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Probability

Question:

For the following distribution :

X 1 2 3 4
P(X) 1/10 1/5 3/10 2/5

Var(X) is equal to :

Options:

3

10

1

7

Correct Answer:

1

CUET Questions