Q1 of 40 Page 200

Write the mark wise frequencies in the following frequency distribution table.

The mark wise frequency representation indicates the upper range of the marks and their corresponding frequencies. Let’s form a frequency table showing mark wise frequencies.


We can also represent marks and their corresponding frequencies on a graph, which will show relationship between them.



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2

The blood groups of 36 students of IX class are recorded as follows.


Represent the data in the form of a frequency distribution table. Which is the most common and which is the rarest blood group among these students?

 3

Three coins were tossed 30 times simultaneously. Each time the number of heads occurring was noted down as follows;


Prepare a frequency distribution table for the data given above.

 4

A TV channel organized a SMS(Short Message Service) poll on prohibition on smoking, giving options like A – complete prohibition, B – prohibition in public places only, C – not necessary. SMS results in one hour were


Represent the above data as grouped frequency distribution table. How many appropriate answers were received? What was the majority of peoples’ opinion?

 5

Represent the data in the adjacent bar graph as frequency distribution table.