Heights of 15 boys (in cm): 128, 144, 146, 143, 136, 142, 138, 129, 140, 152, 144, 140, 150, 142, 154.
Find (a) The height of the tallest boy.
(b) The height of the shortest boy.
(c) The range of the given data.
(d) The median height of the boys.
(a) 154 cm
(b) 128 cm
(c) 26 cm
(d) 142 cm
(a) Max = 154.
(b) Min = 128.
(c) Range = 154 − 128 = 26.
(d) Ordered data gives middle term (8th) = 142.