In a histogram, classes are $100$-$150$, $150$-$200$, $200$-$250$, $250$-$300$ with frequencies $10, 18, 22, 10$. What is the class mark of the modal class?

Question

Aicharya · Accepted Answer

Modal class $= 200$-$250$ ($f=22$). Class mark $= \dfrac{200+250}{2} = 225$.

In a histogram, classes are $100$-$150$, $150$-$200$, $200$-$250$, $250$-$300$ with frequencies $10, 18, 22,…

Solution