Q3 of 12 Page 25

Number of workshops organized by a school in different areas during the last five years are follows:











Years



No. of workshops



1995-1996


1996-1997


1997-1998


1998-1999


1999-2000



25


30


42


50


65



Draw a histogram representing the above data:

By drawing years on ‘x’ axis and number on workshops on ‘y’ axis .


We have drowned the histogram by using the No. of workshops and years given in the question.


More from this chapter

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1

Given below is the frequency distribution of the heights of 50 students of a class:



















Class interval:



140-145



145-150



150-155



155-160



160-165



Frequency:



8



12



18



10



5



Draw a histogram representing the above data.

 2

Draw a histogram of the following data:





















Class interval:



10-15



15-20



20-25



25-30



30-35



35-40



Frequency:



30



98



80



58



29



50


 4

In a hypothetical sample of 20 people the amounts of money with them were found to be as follows:

114, 108, 100, 98, 101, 109, 117, 119, 126, 131, 136, 143, 156, 168, 182, 195, 207, 219, 235, 118.


Draw the histogram of the frequency distribution (taking one of the class intervals as 50-100).

 5

Construct a histogram for the following data:























Monthly school


Fee (in Rs)



30-60



60-90



90-120



120-150



150-180



180-210



210-240



Number of Schools :



5



12



14



18



10



9



4