The following data represent the number of hours students st…

The following data represent the number of hours students studied for an exam: 2, 3, 5, 6, 7, 8, 8, 9, 10, 11, 12, 15Determine the class width for 4 classes.    Construct a frequency distribution.Construct a relative frequency distribution (write them in fraction form)Identify the class with the highest frequency.