A researcher hoping to identify autism's early warning signs collects home videos of autistic teens. She uses these videos of their formative years to identify atypical movements as they learned to crawl and walk. This is an example of
A) a case study.
B) survey research.
C) naturalistic observation.
D) an experiment.

Question

Quizplus · Accepted Answer

This is an example of naturalistic observation, as the researcher is observing behavior in a natural setting (the home videos) without intervening or manipulating any variables.

A Researcher Hoping to Identify Autism's Early Warning Signs Collects