Answer distribution
ChemistryAll answers
115.719.3
219.126.1
327.731.0
424.015.2
512.97.5

Choices for answers

  1. Not at all (value when calculating levels: -2.0)
  2. Less than 3h (value when calculating levels: -2.0)
  3. 3h - 6h (value when calculating levels: 0.0)
  4. 6h - 2 days (value when calculating levels: 1.0)
  5. More than 2 days (value when calculating levels: 2.0)