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Chapter 2: Q.19 (page 130)

Construct a frequency polygon from the frequency distribution for the 50 highest ranked countries for depth of hunger

Short Answer

Expert verified

The frequency polygon for the highest rank countries for depth of hunger:

Step by step solution

01

Content Introduction

A frequency polygon is a line graph representing class frequency against the midpoint of the class. The midpoints of the tops of the rectangles in the histogram can be joined to get it.

02

Content Explanation

We need to enter the data in Excel in order to draw a frequency polygon.

Steps followed are:

  1. Enter the data in excel worksheet as shown above.
  2. select Lower bound and frequency together. Go to insert and click on line chart.
  3. the chart will appear. Right click on any point and click on format data series.
  4. Go to marker option and select marker of choice and size.
  5. Click OK to get overlayed frequency polygon.

The so formed frequency polygon is:

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