EXPERIMENTAL RESEARCH

Question 1

Its goal is to establish the cause-and-effect relationship between two variables.

Answer 1

Experimental Research

Question 2

Four basic elements of Experimental Research

Answer 2

Manipulation, Measurement, Comparison, and Control

Question 3

Variable that is manipulated.

Answer 3

Independent Variable

Question 4

Variable that is observed for changes.

Answer 4

Dependent Variable

Question 5

A variable that is held constant during the experiment.

Answer 5

Control Variable

Question 6

All variables other than the independent and dependent variable.

Answer 6

Extraneous Variable

Question 7

Changes systematically along with other variables that is being studied

Answer 7

Confounding variable

Question 8

researchers must prevent it from becoming a confounding variable

Answer 8

extraneous variable

Question 9

it becomes a confounding variable when it affects the dependent variable.

Answer 9

extraneous vaariable

Question 10

3 general categories of extraneous variables

Answer 10

Environmental variables, participant variables, and time-related variables

Question 11

events that can affect the results of the treatment from the first and last treatment condition

Answer 11

history

Question 12

changes that occur in participant’s physiology and psychology during the research that affects one’s scores

Answer 12

maturation

Question 13

progressive improvement in performance over time

Answer 13

practice effects

Question 14

the production of groups of individuals that will be assigned in treatment conditions have noticeably different characteristics

Answer 14

assignment bias

Question 15

being in another treatment condition can affect the performance an individual in a later treatment condition

Answer 15

testing effects

Question 16

helps avoid systematic relationship between two variables

Answer 16

randomization

Question 17

a random process that is used to assign participants to treatment conditions

Answer 17

random assignment

Question 18

TRUE OR FALSE weather is an environmental variable

Answer 18

false

Question 19

minimizes carryover effects

Answer 19

between-subjects design

Question 20

multiple groups of individuals are subjected to different treatment conditions.

Answer 20

between-subject designs

Question 21

participants receive all the treatment conditions

Answer 21

within-subject designs

Question 22

two sets off score from the same sample

Answer 22

within-subject designs

Question 23

requires large number of participants

Answer 23

between-subject designs