Chapter 1- The Science Of Psychology Flashcards
(5 cards)
1
Q
Operational Defintion
A
A description used to manipulate or measure a variable.
2
Q
Placebo Effect
A
Improvement due to the expectation of improving because of receiving treatment.
3
Q
Inferential Statistical Analysis
A
Analysis that allow researchers to draw conclusions about the results my determining the probability that the results are due to random variation.
4
Q
Meta-Analysis
A
A statistical technique that combines the results of a large number of studies on one experimental question into one analysis to arrive to overall conclusion.
5
Q
Percentile Rank
A
The percentage of scores below a specific score in a distribution of scores
