How IB Criteria Laboratory Activities Are Graded

There are 8 assessemnt criteria that are used to assess the work of standard level candidates. These criteria are the following:

  1. Planning (a), or Pl(a)
  2. Planning (b), or Pl(b)
  3. Data Collection, or DC
  4. Data Processing and Presentation, or DPP
  5. Conclusion and Evaluation, or CE
  6. Manipulative Skills, or MS
  7. Personal Skills (a), or PS(a)
  8. Personal Skills (b), or PS(b)

Criteria assessment grades for labs with three aspects:

Aspects Total
Aspects Value
ccc
3
ccp, ccn, cpp
2
ppp, cpn, cnn, ppn
1
pnn, nnn
0

Criteria assessment grades for labs with two aspects:

Aspects Total
Aspects Value
cc
3
cp
2
cn, pp
1
pn, nn
0

How criteria assessment labs translate into a grade for my class:

For labs with three criteria assessments:
Criteria Total
Grade
9
100
8
95
7
90
6
85
5
80
4
75
3
70
2
65
1
65
0
65

For labs with two criteria assessments:
Criteria Total
Grade
6
100
5
95
4
90
3
85
2
80
1
75
0
70

For labs with one criteria assessment:
Criteria Total
Grade
3
100
2
90
1
80
0
70