00:20 duration 20 seconds
CHILD 210 Sitting
Unit 02 > Unit 02: Activities > U02 Observations in Development - Instructions > Clip 3
08:44 duration 8 minutes 44 seconds
Forms of Observation Part 2
Validity: internal and external. Reliability, power and operational definition descriptions. Questions: What is validity?
07:13 duration 7 minutes 13 seconds
Forms of Observation Part 1
Charachteristics of naturalistic and controlled observation. Demand characteristics. Questions: What are the different kinds of observation?