1.

100 surnames were randomly picked up from a local telephone directory and a frequency distribution of the number of letters in the English alphabet in the surnames was found as follows: Number of letters Number of surnames 1 − 4 4 − 6 6 − 8 8 − 12 12 − 20 6 30 44 16 4 (i) Draw a histogram to depict the given information.(ii) Write the class interval in which the maximum number of surname lie.

Answer»

100 surnames were randomly picked up from a local telephone directory and a frequency distribution of the number of letters in the English alphabet in the surnames was found as follows:















Number of letters

Number of surnames

1 − 4



4 − 6



6 − 8



8 − 12



12 − 20

6



30



44



16



4


(i) Draw a histogram to depict the given information.



(ii) Write the class interval in which the maximum number of surname lie.


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