Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Probability Distributions

Question:

A die is rolled twice. If a random variable X is defined as  into a prime member, then the probability distribution of X is given by :

Options:
X 2 3 5 7 11
P(X) $\frac{1}{36}$ $\frac{2}{36}$ $\frac{4}{36}$ $\frac{6}{36}$ $\frac{2}{36}$
X 2 3 5 7 11
P(X) $\frac{1}{15}$ $\frac{2}{15}$ $\frac{4}{15}$ $\frac{6}{15}$ $\frac{2}{15}$
X 2 3 5 7 11
P(X) $\frac{1}{18}$ $\frac{2}{18}$ $\frac{3}{9}$ $\frac{4}{9}$ $\frac{1}{9}$



X 2 3 5 7 11
P(X) $\frac{1}{18}$ $\frac{2}{18}$ $\frac{4}{18}$ $\frac{6}{18}$ $\frac{2}{18}$




Correct Answer:
X 2 3 5 7 11
P(X) $\frac{1}{15}$ $\frac{2}{15}$ $\frac{4}{15}$ $\frac{6}{15}$ $\frac{2}{15}$