Answered: Here is a sample of checks from the…

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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Here is a sample of checks from the Metro Diner from this past week:

$57	$102	$59	$58	$77	$55	$101	$74	$71	$60
$85	$62	$70	$77	$91	$71	$66	$66	$67	$77
$94	$68	$105	$85	$100	$78	$73	$73	$74	$85
$55	$99	$57	$56	$75	$53	$50	$72	$69	$51

a) How many classes would you recommend?
b) What class interval would you suggest?
c) Construct a frequency distribution, relative frequency distribution, and a cumulative
frequency distribution
d) Draw a histogram, frequency polygon, and ogive
e) Comment on the “shape” of the data

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