Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Probability

Question:

Let X denotes the number of hours you study during a randomly selected school day. The random variable X has the following probability distribution.

X

0

1

2

3

4

 P(X) 

 K 

 2K 

 2K 

 2K 

 K 

Match List – I with List – II.

List - I

List - II

 (A) Value of K

 (I) $\frac{1}{4}$ 

 (B) Probability you study at least two hours 

 (II) $\frac{1}{8}$ 

 (C) Probability you study exactly two hours 

 (III) $\frac{3}{8}$ 

 (D) Probability you study at most one hour 

 (IV) $\frac{5}{8}$ 

Choose the correct answer from the options given below:

Options:

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

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

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

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

Correct Answer:

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

Explanation:

The correct answer is Option (1) → (A)-(II), (B)-(IV), (C)-(I), (D)-(III)