Post Utme Lautech 2023 Mathematics Question 13

Practice objective / multiple choice question 13 from the 2023 Post Utme Lautech Mathematics examination.

Post Utme Lautech 2023 Mathematics Objective / Multiple Choice

Question 13 POST_UTME_LAUTECH • 2023 • MATHEMATICS • objective

A random variable ( X ) has a probability distribution given by \(P X = x \\) = egin{cases} 0.2 & \text{if } \(x = 1\) \ 0.3 & \text{if } \(x = 2\) \ 0.5 & \text{if } \(x = 3\) \end{cases} ). Find the probability that ( X ) takes on a value greater than 2.

Answer Options

A. 0.4

Correct Answer B. 0.5

C. 0.6

D. 0.7

Correct Answer

Correct Option:

0.5

About This Question

This is Post Utme Lautech 2023 Mathematics Question 13. It is one of the objective questions from the 2023 Post Utme Lautech Mathematics examination.

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Post Utme Lautech 2023 Mathematics Question 13

A random variable ( X ) has a probability distribution given by \(P X = x \\) = egin{cases} 0.2 & \text{if } \(x = 1\) \ 0.3 & \text{if } \(x = 2\) \ 0.5 & \text{if } \(x = 3\) \end{cases} ). Find the probability that ( X ) takes on a value greater than 2.

Answer Options

About This Question

Master the Exam!

A random variable ( X ) has a probability distribution given by \(P X = x \\) = egin{cases} 0.2 & \text{if } \(x = 1\) \ 0.3 & \text{if } \(x = 2\) \ 0.5 & \text{if } \(x = 3\) \end{cases} ). Find the probability that ( X ) takes on a value greater than 2.