Sometimes in psychology experiments, groups of participants are required to take the same test more than once. In some cases, performance can change from the first instance of testing and the next simply due to repeating the activity. In psychology…
During the summer of 1954, 22 boys between the ages of 11 and 12 arrived at a 200 acre camp at the Robbers Cave State Park in Oklahoma for what they believed was just a normal summer camp. What they…
In psychology, a single-blind study is a type of experiment or clinical trial in which the experimenters are aware of which subjects are receiving the treatment or independent variable, but the participants of the study are not. A study in which…
In the simplest psychology experiments, researchers look at how one independent variable affects one dependent variable. But what happens if researchers want to look at the effects of multiple independent variables? This type of study that involve the manipulation of…
Extraneous variables are anything in a psychology experiment other than the independent and dependent variables. The variables can present challenges and introduce errors, so it is important for experiments to control these extraneous factors. How do researchers do this? By…
