The marks obtained by 17 students a mathematics test (out of 100) are given below: 90, 79, 76, 82, 65, 96, 100, 91, 82, 100, 49, 46, 64, 48, 72, 66, 68. Find the range of the above data.
The marks scored by 40 students of class IX in Mathematics are given below:
55,81,68,79,85,43,29,68,54,73,47,35,72,64,95,44,50,77,64,35,79,52,45,54,70,83,62,64,72,92,84,76,63,43,54,38,73,68,54,52.
Prepare a frequency distribution table with class size of 10 marks.