0. 0.05631352

1. 018771172
2. 0.28158757
3. 0.25028229
4. 0.14599800
5. 0.05839920
6. 0.01622200
7. 0.00308990
8. 0.00038824
9. 0.000"2881
10. 0.00000095

Part1 compute the probabilility of answering 8 or more questions correctly by calculating the probability with a direct sum by using complements

Part 2 how do the two approaches compare?