4.2.3.1 OBSERVATIONAL DESIGN

Question 1

what are the three main sampling methods?

Answer 1

1) event sampling

2) time sampling

3) instantaneous sampling

Question 2

what is event sampling?

Answer 2

• observer decides in advance what types of behaviour she/he is interested in and records all occurrences

Question 3

what is time sampling?

Answer 3

• observer decides in advance that observation will take place only during specified time periods
• records occurrence of the specified behaviour during that period only

Question 4

what is instantaneous sampling?

Answer 4

• observer decides in advance the pre-selected moments when observation will take place
• records what’s happening at that instant
• everything happening before/after is ignored