A grading scale is set up for 1000 students’ test scores. It is assumed that the scores are normally distributed with a mean score of 75 and a standard deviation of 15. show your process to get full credits. a) How many students will have scores between 50 and 70? b) If 84.1% of students pass the test, what was the minimum passing score?
A grading scale is set up for 1000 students’ test scores. It is assumed that the scores are normally distributed with a mean score of 75 and a standard deviation of 15. show your process to get full credits. a) How many students will have scores between 50 and 70? b) If 84.1% of students pass the test, what was the minimum passing score?
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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A grading scale is set up for 1000 students’ test scores. It is assumed that the scores are
- a) How many students will have scores between 50 and 70?
b) If 84.1% of students pass the test, what was the minimum passing score?
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