Post Utme Afe Babalola University 2024 General Studies Question 31

Practice objective / multiple choice question 31 from the 2024 Post Utme Afe Babalola University General Studies examination.

Post Utme Afe Babalola University 2024 General Studies Objective / Multiple Choice
Question 31 POST_UTME_AFE_BABALOLA_UNIVERSITY • 2024 • GENERAL STUDIES • objective

In a probability distribution, the expected value is calculated as the sum of the product of each outcome and its probability. What is the formula for the expected value?

Answer Options

Correct Answer A. ( E(X) = sum_{i=1}^{n} x_i p_i )
B. ( E(X) = rac{1}{n} sum_{i=1}^{n} x_i )
C. ( E(X) = prod_{i=1}^{n} x_i p_i )
D. ( E(X) = rac{1}{n} prod_{i=1}^{n} x_i )
Correct Answer
A
Correct Option:
( E(X) = sum_{i=1}^{n} x_i p_i )

About This Question

This is Post Utme Afe Babalola University 2024 General Studies Question 31. It is one of the objective questions from the 2024 Post Utme Afe Babalola University General Studies examination.

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