Post Utme Covenant University 2021 Mathematics Question 18

Practice objective / multiple choice question 18 from the 2021 Post Utme Covenant University Mathematics examination.

Post Utme Covenant University 2021 Mathematics Objective / Multiple Choice
Question 18 POST_UTME_COVENANT_UNIVERSITY • 2021 • MATHEMATICS • objective

A set of 10 numbers has a mean of 20 and a standard deviation of 5. Find the probability that a randomly selected number from the set is greater than 25.

Answer Options

A. 0.05
Correct Answer B. 0.10
C. 0.15
D. 0.20
Correct Answer
B
Correct Option:
0.10

About This Question

This is Post Utme Covenant University 2021 Mathematics Question 18. It is one of the objective questions from the 2021 Post Utme Covenant University Mathematics examination.

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support