Answered: In a distribution of the test grades…

In a distribution of the test grades with the mean of 25 and the standard deviation of 4, what would be the z-score of grade 32? Round to 2 decimals.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

In a distribution of the test grades with the mean of 25 and the standard deviation of 4, what would be the z-score of grade 32? Round to 2 decimals.

Expert Solution

Step 1

$G i v e n, m e a n (μ) = 25 s \tan d a r d d e v i a t i o n (σ) = 4 g r a d e s c o r e (X) = 32$

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