Post Utme Oau 2025 Mathematics Question 9

Practice objective / multiple choice question 9 from the 2025 Post Utme Oau Mathematics examination.

Post Utme Oau 2025 Mathematics Objective / Multiple Choice Medium Difficulty
Question 9 POST_UTME_OAU • 2025 • MATHEMATICS • objective

For the data set {5,7,8,12,13,14,16,20}, compute the mean and the population standard deviation (rounded to two decimal places).

Answer Options

A. Mean = 11.5, SD = 4.00
B. Mean = 12.5, SD = 4.50
Correct Answer C. Mean = 11.875, SD \approx 4.68
D. Mean = 12, SD = 5.00
Correct Answer
C
Correct Option:
Mean = 11.875, SD \approx 4.68

About This Question

This is Post Utme Oau 2025 Mathematics Question 9. It is one of the objective questions from the 2025 Post Utme Oau Mathematics examination.

Difficulty level: Medium .

View More Post Utme Oau 2025 Mathematics Questions More Post Utme Oau Practice Questions Back to Questions

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