Unit 0 Experimental Methodology

Experiment

cause and effect, independent variable, random assignment

Dependent Varible

measured, what happens as a result of the independent variable

Ex: Assigment scores

Independent Variable

Experimental group, variables aren't affected by any other variables that the study measures

Ex: Give students headphones and assignment

Control

comparison, nothing is manipulated

Random assignment

to be an experiment it must have this, must be completely random

Placebo

has no impact, manipulates one’s brain into thinking something

Confounding variable

uncontrolled variable, effects outcomes, can’t control what happens beyond experiment

Random Assignment

equal chance of placement, results can be valid, needed for experiment,

Participant Bias

social desirability bias, wants to be a good person, social norm

Single Blind

Only the researcher has control, controls participants

Double Blind

have the experimenter and participant both not know which is placebo

Informed Consent

purpose, risks, right to alternative, right to withdraw, informed consent, minors, before experiment

Protection from harm and discomfort

minimize risk, justification, mental, and physical

Confidentiality

protect anonymity and confidentiality

Debriefing

allows for deception, confederate, After