A professor had students keep track of their social interactions for a week. The number of social interactions over the week is shown in the following grouped frequency distribution. Identify the lower limit of the fourth class.

A professor had students keep track of their social interactions for a week. The number of social interactions over the week is shown in the following grouped frequency distribution. Identify the lower limit of the fourth class.

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

fourth

class.

Number of Social Interactions	Frequency
45-49	8
50-54	16
55-59	20
60-64	13
65-69	19
70-74	11
75-79	3
80-84	6
85-89	1
90-94	2

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