Consider the following sample data which are the amounts spent by customers in 12 random stores in Wellington Mall on January​ 28, 2021              ​ 75, 55,​ 20, 65,​ 10, 85,​ 88, 103,​ 92, 77,​ 89, 105   What is the lower boundary of the fifth histogram from the​ left, the upper boundary of the fifth histogram from the​ left, and the number of data amounts that belong to the class represented by the fith histogram from the​ left?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Consider the following sample data which are the amounts spent by customers in 12 random stores in Wellington Mall on January​ 28, 2021
 
           ​ 75, 55,​ 20, 65,​ 10, 85,​ 88, 103,​ 92, 77,​ 89, 105
 
What is the lower boundary of the fifth histogram from the​ left, the upper boundary of the fifth histogram from the​ left, and the number of data amounts that belong to the class represented by the fith histogram from the​ left?
 
Expert Solution
Step 1

The plot for the data is determined by the frequency of the number in the sample data. 

So in the range of 20-30, there is only one number, 

in 30-40, no number occurs, 

in 40-50 also no number occurs, 

in 50-60, there is one number, and so on. The histogram is 

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