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
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
![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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7b43a413-5ad6-43b5-9196-ad3bbc6277f4%2F6418bb56-241f-4b5f-b856-0fb257c95c71%2Fk6p4s2n_processed.jpeg&w=3840&q=75)
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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