Answer:
See picture attached
Explanation:
Ordered data:
74.1, 74.2, 74.9, 77.9, 79.6, 80.9, 81.3, 82, 82.5, 82.7
minimum: 74.1
quartile 1: 74.9
quartile 2 (median): (79.6 + 80.9)/2 = 80.25
quartile 3: 82
maximum: 82.7
25% of data is below quartile 1
50% of data is below quartile 2
75% of data is below quartile 3