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Two thousand students took an exam. The scores on the exam have an approximate normal distribution with mean u = 74 points and standard deviation o = 13 points. Round your answers to one decimal place. (a) Calculate the first- and third-quartile scores for this exam. Q1 = Number points Q3 points = Number (b) The middle 50% of the exam scores are between what two values? Enter your answers in increasing order. The middle 50% of the exam scores are between Number points and Number points.

Two thousand students took an exam. The scores on the exam have an approximate normal distribution with mean u = 74 points and standard deviation o = 13 points. Round your answers to one decimal place. (a) Calculate the first- and third-quartile scores for this exam. Q1 = Number points Q3 points = Number (b) The middle 50% of the exam scores are between what two values? Enter your answers in increasing order. The middle 50% of the exam scores are between Number points and Number points.

MATLAB: An Introduction with Applications
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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Two thousand students took an exam. The scores on the exam have an approximate normal distribution with a mean u = 74 points and standard deviation o = 13 points. Round your answers to one decimal place. (a) Calculate the first- and third-quartile scores for this exam. Q1 = Number points Q3 points = Number (b) The middle 50% of the exam scores are between what two values? Enter your answers in increasing order. The middle 50% of the exam scores are between Number points and Number points.
Transcribed Image Text:Two thousand students took an exam. The scores on the exam have an approximate normal distribution with a mean u = 74 points and standard deviation o = 13 points. Round your answers to one decimal place. (a) Calculate the first- and third-quartile scores for this exam. Q1 = Number points Q3 points = Number (b) The middle 50% of the exam scores are between what two values? Enter your answers in increasing order. The middle 50% of the exam scores are between Number points and Number points.
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