Mathematics · Probability and Statistics
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: For a Bernoulli random variable X representing a single trial with a success probability of p, the expected value of its square, E(X2), evaluates to p2. Reason R: A Bernoulli random variable takes only the values 0 and 1, which implies that the square of the variable is equal to the variable itself (X2 = X). In the light of the above statements, choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A is not correct but R is correct✓
- 2A is correct but R is not correct
- 3Both A and R are correct but R is NOT the correct explanation of A
- 4Both A and R are correct and R is the correct explanation of A
Correct answer
A is not correct but R is correct
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