High School Maths Examples and Questions

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Questions − Frequency Diagrams and Polygons

For each question enter the Midpoints below and then plot a Frequency Diagram and Frequency Polygon onto some graph paper

1.  Following is the Weight of a random item

  
Weight kgFrequency f
2≤W≤54
5≤W≤88
8≤W≤1110
11≤W≤143

2.  Following is the cost of a fancy MP3 player

  
Cost £Frequency f
0≤C≤502
50≤C≤1008
100≤C≤1507
150≤C≤2003

3.  Here are the number of Gadgets in each household, in a small survey.

  
Number of GadgetsFrequency f
0≤G≤44
4≤G≤810
8≤G≤127
12≤G≤163




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