Construct a frequency distribution table for the following data ; taking class-intervals 4-6, 6-8, ……… 14-16.
11.5, 6.3, 7.8 9.2 10.5 4.5, 6, 8.3, 12.5, 15.8
7.4, 5.3, 8.4, 15.2, 15.2, 8.9, 9.8, 8.25, 6.5, 5.8, 10.5,
4.6, 6.4, 8.9, 10.8, 12.7, 14.2, 15.3, 11.7, 9.9, 8.8,
6.6, 4.3, 4.7, 9.4, 10.1, 15.5, 14.4, 12.2, 7.7, 5.5
