UPSKILL MATH PLUS

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Following table shows a frequency distribution for the speed of cars passing through at a particular spot on a high way:
 
Class interval (km/h) Frequency
30 - 40 3
40 - 50 6
50 - 60 25
60 - 70 65
70 - 80 50
80 - 90 28
90 - 100 14
 
Draw a histogram and frequency polygon representing the data above.
 
Important!
This is a self assessment task. Solve this question and assess the solution steps after the completion of test on your own.