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Home Questions W9HNE9D2AR
Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Probability Distributions

Question:

A random variable X has the following probability distribution:

X

1

2

3

4

5

6

7

 P(X) 

 k 

 2k 

 2k 

 3k 

 k2 

 2k2 

 7k2 + k 

Match List-I with List-II:

List-I

List-II

 (A) k

 (I) $\frac{7}{10}$ 

 (B) P(X < 3)

 (II) $\frac{53}{100}$ 

 (C) P(X > 2) 

 (III) $\frac{1}{10}$ 

 (D) P( 2 < X < 7) 

 (IV) $\frac{3}{10}$ 

Choose the correct answer from the options given below:

Options:

(A) - (I), (B) - (II), (C) - (III), (D) - (IV)

(A) - (I), (B) - (III), (C) - (II), (D) - (IV)

(A) - (III), (B) - (IV), (C) - (II), (D) - (I)

(A) - (III), (B) - (IV), (C) - (I), (D) - (II)

Correct Answer:

(A) - (III), (B) - (IV), (C) - (I), (D) - (II)

Explanation:

The correct answer is Option (4) → (A) - (III), (B) - (IV), (C) - (I), (D) - (II)

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