17, 15, 19, 20, 17, 5, 8, 9, 13, 18, 17, 5, 9, 6, 19 आँकड़ों में 17 की बारंबारता है- | 9 | MATHE...

1, 5, 5, 9, 7, 11, 11, 15, 12, 17

13, 17, 19, 23, 27, 31

20,20, 19, 16, 17, 13, 14, 11 ?, ?

3, 5, 9, 17, 33, ?

17, 9.5, 10.5, 22, 89, ?

3, 5, 9, 11, 14, 17, 21 (a) 21 (b) 17 (c) 14 (d) 9

Construct a frequency table for the following ages (in years) of 30 students using equal class intervals, one of them being 9-12 , where 12 is not included. 18, 12, 7, 6, 11, 15, 21, 9, 8, 13, 15, 17, 22, 19, 14, 21, 23, 8, 12, 17, 15, 6, 18, 23, 22, 16, 9, 21, 11, 16 .

The median of the numbers 9, 5, 7, 17, 13, 18, 13, 9, 5, 17, 13, 12, 17 is