#### Scoring guidelines for Exam 2

Here's how your total score on the final exam is related to the points
for the individual parts.

- Part 1
- Add up the points that I subtract.
- Subtract the result from 100.
- The difference is the result for Part 1.

- Part 2
- Add up the points that I subtract for all three parts.
- Divide the sum by 3.
- Subtract the result from 100.
- The difference is the result for Part 2.

- Parts 3 and 4 - repeat the procedure for Part 1.

- Final score
- Add up the results for all four parts.
- Divide the result by 4.
- The result (rounded to the nearest integer) is your score for the exam.