Post Utme Osustech 2018 Mathematics Question 7

Practice objective / multiple choice question 7 from the 2018 Post Utme Osustech Mathematics examination.

Post Utme Osustech 2018 Mathematics Objective / Multiple Choice
Question 7 POST_UTME_OSUSTECH • 2018 • MATHEMATICS • objective

A histogram of exam scores has a mean of 75 and a standard deviation of 10. If the scores are normally distributed, what is the probability that a randomly selected score is between 60 and 90?

Answer Options

A. 0.9544
Correct Answer B. 0.9772
C. 0.9987
D. 0.9999
Correct Answer
B
Correct Option:
0.9772

About This Question

This is Post Utme Osustech 2018 Mathematics Question 7. It is one of the objective questions from the 2018 Post Utme Osustech 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