Question 3a
Marking Guide
| up to 1 mark | each for a description of a method |
| up to 1 mark | each for an advantage |
up to 1 mark | each for a disadvantage |
| overall max of 2 marks | each for methods, advantages and disadvantages |
| – narrative notes | |
– questionnaires | |
– flowcharts | |
| (6 marks) |