Boe unit 1

Hindsight Bias

“I knew it all along“. The belief that you would have known after you know the answer.

Operational Definition

Precise description of exact procedures used in a research study.

Case Study

In-depth study of an individual or group hoping to reveal things true to all of us.

Naturalistic Observation

Observing and recording behavior in a natural environment. 

Survey

A data collection tool used to gather information on a particular group of people using questions.

Experiment

a research method in which a hypothesis is scientifically tested.

Control Group

Group that is not exposed to treatment.

Experimental Group

Group exposed to treatment.  

Population

Everyone in a group being studied.

Random Sample

Each member of the population has an equal chance of being selected for the study.

Random Assignment

Everyone has an equal chance to be in either group. 

Double-Blind Procedure

Neither the person in the experiment or experiment conductor knows who's in which group; to prevent bias

Placebo

 Fake medication given to the control group.

Independent Variable

The factor that is being changed and its effect is what’s being studied.

Dependent Variable

The variable that may change because of the changes in the independent variable.

Statistical Significance

The probability that the result did not occur by chance.

Illusory Correlation

When we think there is a relationship where there is not. 

Standard Deviation

The average difference between each score and mean. 

Informed Consent

The participants are told enough to allow them to choose whether they want to participate or not.

Debriefing

Explanation of the study after the experiment.