The empirical method of data collection is an integral aspect of the scientific method.
A science is considered a science because of its subject matter.
It is essential that the scientific community agrees with a researcher's explanation of a theory
The major advantage of naturalistic observation is the opportunity to study behavior in a controlled lab setting.
Researchers cannot establish the cause of behaviors observed in a case study.
A random sample is one that mirrors the population of interest.
People are most inhibited when they give personal information to interviewers who are of the same age but the opposite sex.
The experimental method is the only research method that can be used to identify cause-effect relationships.
Independent and dependent variables are a part of every study that uses the experimental method.
In the experimental method, the control group is exposed to the independent variable.
Experiments conducted using two or more groups of participants must have at least two experimental groups.
Having a control group reveals what kinds of changes happen "naturally."
When conducting an experiment, Edison uses a double-blind technique to control for selection bias.
It is often illegal and always unethical to assign people randomly to experimental conditions that could be harmful.
The correlational method is usually used in studies to determine cause-effect relationships.
A correlation of .67 shows a stronger relationship between variables than a correlation of -.79.
Every time Jeff studies longer than three hours for a calculus test he earns an A+. If he studies less than three hours he usually ends up with a B. This is an example of a positive correlation.
Even today, research in psychology shows gender bias by considering male behavior more "normal" and female behavior more "different."
Sigmund Freud is considered the "father of psychology."
There is a positive correlation between the number of ear infections children have in the first year of life and their level of achievement in elementary school.