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00 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
6
4–6
30
6–8
44
8–12
16
12–20
4
(i) Draw a histogram to depict the given information.(ii) Write the class interval in which the maximum number of surnames lie.
