Question

Q4. The ages (in years) of family members of a joint family are as follows:
4, 12, 18, 25, 38, 43, 63, 68, 70, 78, 84
Find the range, mean and median of the data

Answer 1

Step-by-step explanation:

to find range

range formula we will apply

highest observation - lowest observation

84-4

80

Now we will find mean

mean formula is

m= sum of terms/total number of terms

mean= 503/11

Now we will find median

median formula

first order the numbers from smallest to largest. Then find the middle number.

median=43