The weights of new born babies (in kg) area as follows
2.3, 2.2, 2.1, 2.7, 2.6, 3.0, 2.5, 2.9, 2.8, 3.1, 2.5, 2.8, 2.7, 2.9, 2.4
(i) The weights in descending order
3.1, 3.0, 2.9, 2.9, 2.8, 2.8, 2.7, 2.7, 2.6, 2.5, 2.5, 2.4, 2.3, 2.2, 2.1
(ii) The highest weight = 3.1 kg
(iii) The lowest weight = 2.1 kg
(iv) Range = 3.1 - 2.1 = 1.0 kg
(v) 15 babies were born on that particular day
(vi) 4 babies weight below 2.5 kg
(vii) Weight more than 2.8 kg are 4-babies.
(viii) Weight 2.8 kg --> 2 babies