Question

In a certain year ,the ages of 130 cardiac patients ,admitted in a hospital are given in the following distribution: Age (in years) : 20-24, 24-28, 28-32 ,32-36, 36-40 ,40-44, 44-48 ,48-52 ,52-56 ,56-60 Number ofpatients: 3 ,5, 9 ,12 ,15 ,20 ,x, 22, 14 ,y If mode of the above data is 47 years ,find the missing frequencies x and y.

Answer 1

X= 32 , Y= 16.................................................................