Glossary E
Glossary E
Deutsch: Exosystem / Español: Exosistema / Português: Exossistema / Français: Exosystème / Italiano: Esosistema /
Exosystem is defined as a social settings that a person may not experience first-hand but that still influence development ; social systems that children and adolescents do not directly experience but that may nonetheless influence their development.
Expectancy effects refers to the tendency for results to be influenced by what experimenters or test administrators expect to find. Expectancy effects is also known as the Rosenthal effect, after the psychologist who has studied this problem intensively.