Question:
The ages of ten students of a group are given below. The ages have been recorded in years and months:
8 - 6, 9 - 0, 8 - 4, 9 - 3, 7-8, 8 - 11, 8 - 7, 9 - 2, 7 - 10, 8 - 8
(i) What is the lowest age?
(ii) What is the highest age?
(iii) Determine the range?
Solution:
The ages of ten students of a group are given below
8 - 6, 9 - 0, 8 - 4, 9 - 3, 7 - 8, 8 - 11, 8 -7, 9 - 2, 7 - 10, 8 - 8.
(1) Lowest age is 7 years 8 months
(2) Highest age is 9 years, 3months
(3) Range = Highest age-lowest age = 9 year, 3 months, 7 years, 8 months = 1 year 7 months