The business faculty of a public university recorded data on the number of students enrolled in the different study majors for the years 2018 and 2019.These data are useful for the faculty for their decision making process with regard to future planning.The data are stored in BUSSTUDYMAJOR worksheet in the .xls file attached.

(a)Use an appropriate graphical technique or chart to display the percentage value of the number of enrolment of the different study major in 2018.Display the chart.

1 mark

(b)Use an appropriate graphical technique or chart to compare the number of enrolment in 2018 and 2019 of the different study major.Display the chart.