Using statistical analysis what can be said about the mark differences, on average for the six different institutions?

Q2. The following Table contains the final year exam results for ten, randomly selected, Sport Science students at six different Universities in Southern England. Using statistical analysis what can be said about the mark differences, on average for the six different institutions?

University

Exam results (%) London Metropolitan
University Kingston
University
University
of East London University
of Kent University
of West London University of Greenwich 83 32 67 66 64 78 55 47 64 49 45 32 37 52 61 72 61 66 52 53 54 41 55 74 63 54 78 57 61 45 67 42 53 54 53 55 76 33 42 38 59 58 58 85 54 58 54 53 60 57 77 63 76 54 78 44 42 45 61 47
30 marks