Psychology-Research Methods

This type of research does not allow researchers to actively manipulate the variables

Contains a preponderance of scores on the high end of the scale

Ethical guidelines are in place to ensure the humane treatment of the subjects of an experiment.

A hypothesis that can be proved or disproved as a result of testing, data collection, or experience

Carefully controlled method of investigation used to establish a cause and effect relationship

The aim of inferential statistics is to have a high "p-value."

Naturalistic observation is used in what kind of research(or statistics)?

What type of distribution is this?

Used to ensure that all groups in the experiment are treated exactly the same, except for the independent variable

A single score that presents information about a the spread of scores in a distribution.

_____ is the probability of concluding that a difference exists when in fact this difference does not exist.

What type of distribution is this?

This is the number that is gained when you subtract the lowest number from the highest number of a set of data.

Correlational Research can be used to establish cause and effect relationships.

Participant confidentiality is an important aspect of any experiment or study.

An inactive substance or fake treatment often used as a control technique in drug research

What are the types of Correlational Research?

What type of distribution is this?

Bell shaped or symmetrical curve

Score that divides a frequency distribution exactly in half, so that the same number of scores lie on each side of it

What are dependent variables?

What are independent variables?

Descriptive statistics allow researchers to draw conclusions.

Participant’s agreement to take part in a study after being told what to expect

What are the measures of central tendency?

Procedure by which participants are assigned to experimental control groups by chance

Contains a preponderance of scores on the low end of the scale