AP Psych: practice skills vocab quiz (last 27 terms)

Question 1

anything that can vary and is feasible and ethical to measure

Answer 1

variables

Question 2

the evaluation of scientific or academic work, such as
research or articles submitted to journals for publication,
by other qualified professionals practicing in the same field

Answer 2

peer review

Question 3

a measure of the extent to which two factors vary together,
and thus of how well either factor predicts the other

Answer 3

correlational
study

Question 4

a non experimental technique for obtaining the self report-
ed attitudes or behaviors of a particular group usually by questioning a representative, random sample of the group

Answer 4

survey

Question 5

bias when people report their behavior inaccurately

Answer 5

self report bias

Question 6

bias from people responding in ways they presume a
researcher expects or wishes

Answer 6

social desirability bias

Question 7

Informed consent, confidentiality, right to withdraw, no deception or if used must be debriefed, protection from harm or discomfort

Answer 7

ethical procedures

Question 8

a committee named by an agency or institution to review research proposals originating within that agency for ethical acceptability and compliance with the organization’s codes of conduct. IRBs help protect research participants
and are mandatory at any U.S. institution receiving federal
funds for research.

Answer 8

institutional review boards

Question 9

giving potential participants enough information about a
study to enable them to choose whether they wish to
participate

Answer 9

informed consent

Question 10

ensures the safety and well-being of people involved in
psychological research or interventions

Answer 10

protect participants from harm

Question 11

protection is given to research participants and survey
respondents against unauthorized access to information
they reveal in confidence

Answer 11

confidentiality

Question 12

any distortion of or withholding of fact with the purpose of
misleading others

Answer 12

deception

Question 13

in an experimental situation, an aide of the experimenter
who poses as a participant but whose behavior is rehearsed prior to the experiment

Answer 13

confederates

Question 14

the post experimental explanation of a study, including its
purpose and any deceptions, to its participants

Answer 14

debriefing

Question 15

a summary measure that attempts to describe a whole set of data with a single value that represents the middle or
centre of its distribution

Answer 15

measures of central tendency

Question 16

the degree of variance or dispersion of values that is
obtained for a specific variable

Answer 16

variation

Question 17

the arithmetic average of a distribution, obtained by adding
the scores and then dividing by the number of scores

Answer 17

mean

Question 18

the middle score in a distribution; half the scores are above it and half are below it

Answer 18

median

Question 19

the most frequently occurring score(s) in a distribution

Answer 19

mode

Question 20

difference between the highest and lowest scores in a distribution

Answer 20

range

Question 21

a computed measure of how much scores vary around the
mean score

Answer 21

standard deviation

Question 22

a symmetrical, bell shaped curve that describes the distribution of many types of data; most scores fall near the
mean and fewer and fewer scores lie near the extremes

Answer 22

normal curve

Question 23

a representation of scores that lack symmetry around their
average value

Answer 23

skewness

Question 24

the tendency for extreme or unusual scores or events to
fall back toward the average

Answer 24

regression toward the mean

Question 25

A graphed cluster of dots, each of which represents the
values of two variables. The slope suggests the direction
of the relationship between the two variables. The amount
of scatter suggests the strength of the correlation

Answer 25

scatterplot

Question 26

a statistical index of the relationship between two things

Answer 26

correlation coefficient

Question 27

a statistical statement of how likely it is that a result occurred by chance, assuming there is no difference between the populations being studied

Answer 27

statistical significance