1. Following table shows a frequency distribution of the speed of cars passing through at a particular spot on a highway
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 frequency polygon representing the data above.
Answers
Answered by
65
class 30+40=70/2=35
35 - 3
in X axis u take km and y axis frequency
in X axis u take 35 ,45 ,55,65,75,85,95 and follow it u can complete this question
35 - 3
in X axis u take km and y axis frequency
in X axis u take 35 ,45 ,55,65,75,85,95 and follow it u can complete this question
Answered by
11
a right triangle when one side is 3.5 cm and sum of other sides and the hypotenuse is 5.5cm
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