The following distribution gives the state-wise teacher-student ra | Filo

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The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India. Find the mode and mean of this data. Interpret the two measures.

 Number of students per teacher Number of states/U.T.

Solution:
Mode: The class which have highest frequency.
In this case, class interval is the modal class.
Now,
Lower limit of modal class,
We know that,
Mode =

Mode

for mean,
Mean,
Therefore,
Most states/U.T. have a student teacher ratio of and on an average, the ratio is .
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