Part VIII. MEASURES OF CENTRAL TENDANCY A university's administration is interested in understanding students at the school. The school randomly surveys 20 students and asks them to rate how satisfied they are on a scale of 1-9, where 1 is extremely dissatisfied 9 is extremely satisfied. Here is a frequency table of the collected data. SHOW YOUR WORK!

Score	f
2	1
3	2
4	2
5	1
6	2
7	7
8	3
9	2
	N=20

Mean