Post Utme Unn 2020 Mathematics Question 7

Practice objective / multiple choice question 7 from the 2020 Post Utme Unn Mathematics examination.

Post Utme Unn 2020 Mathematics Objective / Multiple Choice
Question 7 POST_UTME_UNN • 2020 • MATHEMATICS • objective

A set of 10 students scored the following marks in a mathematics test: 85, 90, 78, 92, 88, 76, 95, 89, 91, 84. Calculate the mean and standard deviation of the marks.

Answer Options

Correct Answer A. {mean: 87.5, std_dev: 5.5}
B. {mean: 88.5, std_dev: 6.5}
C. {mean: 89.5, std_dev: 7.5}
D. {mean: 90.5, std_dev: 8.5}
Correct Answer
A
Correct Option:
{mean: 87.5, std_dev: 5.5}

About This Question

This is Post Utme Unn 2020 Mathematics Question 7. It is one of the objective questions from the 2020 Post Utme Unn Mathematics examination.

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