New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Data Handling Self Practice 15B Solution
(1)
(a) 2, 3, 5, 7, 9
= median = 5
(b) 4, 8, 12, 16, 20, 24, 28, 32
= Median = ½ (16+20)
= ½ x 36
= 18
(c) 33, 44, 51, 60, 61, 63
Median = 51
(d) 8, 10, 11, 13, 16, 17, 19, 22, 25, 31
Median = ½ (16+17)
= ½ x 33
= 16.5
(2) 10, 11, 13, 17 17, 18, 19, 20, 23, 25, 28, 29, 29, 30, 35
= Median = 20