The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India. Find the mode and mean on this data. Interpret the two measures.
Solution:
Modal class = (30-35)
Lower limit of the modal class
Size of the class interval
Frequency of the modal class
Frequency of the class proceeding the modal class
Frequency of the class succeeding the modal class
Mode
Therefore, maximum number of states/U.T have 30.625 students per teacher.
Mean =
Therefore, the mean number of students per teacher = 29.21
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