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Participants' Ethnicity Asian White Black Hisparic Native DS

Participants' Ethnicity Asian White Black Hisparic Native DS

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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Use the graph below to answer the item that follows: 

We interviewed random students and recorded their ethnicity as follows:

 

 

How many students are NOT White?

Participants' Ethnicity Asian White Black Hisparic Native DS 0.
Transcribed Image Text:Participants' Ethnicity Asian White Black Hisparic Native DS 0.
Expert Solution
Step 1

A bar graph is used to represent the data of categorical variable graphically. In the bar graph the horizontal axis represents the different levels of the variable and vertical axis is used to given the frequency of each level.

The frequency of a level gives the number of times the level is repeated in the dataset. For example a variable is the colour which is selected by a person and if red colour is selected by 3 persons then its frequency will be 3. In the bar graph the height of the bar is equal to corresponding frequency.

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