The weight distribution of the course components is as follows:
4 quizzes: 9% (3% each; best 3 out of 4)
4 labs: 16% (4% each)
Labs are worth a total of 16%. Lab 4 is optional. If you complete lab 4, the labs are worth 4% each. If you do not complete lab 4, the labs are worth 5 1/3% each.
4 labs: 16% (5 1/3% each; best 3 out of 4)
Midterm exam: 25%
Final exam: 50%