Post Utme Osustech 2017 Mathematics Question 3

Practice objective / multiple choice question 3 from the 2017 Post Utme Osustech Mathematics examination.

Post Utme Osustech 2017 Mathematics Objective / Multiple Choice
Question 3 POST_UTME_OSUSTECH • 2017 • MATHEMATICS • objective

A histogram of exam scores has a mean of 80 and a standard deviation of 10. If the scores are normally distributed, find the probability that a randomly selected score is greater than 90.

Answer Options

Correct Answer A. \(P X > 90 \\)\(= 0.1587 )\)
B. \(P X > 90 \\)\(= 0.8413 )\)
C. \(P X > 90 \\)\(= 0.5 )\)
D. \(P X > 90 \\)\(= 0.25 )\)
Correct Answer
A
Correct Option:
\(P X > 90 \\)\(= 0.1587 )\)

About This Question

This is Post Utme Osustech 2017 Mathematics Question 3. It is one of the objective questions from the 2017 Post Utme Osustech Mathematics examination.

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