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Question -

The following table shows the ages of the patients admitted in a hospital during a year :
 
Find the mode and the mean of the data given above. Compare and interpret the two measures of central tendency.



Answer -


(i) We see that class 35-45 has the maximum frequency 23
∴ It is a modal class

= 35.375 = 35.37 years
We see that mean is less than its mode

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