Appendix A

Question 0

Data

Answer 0

(Singular is datum)

Information obtained

Question 1

Statistics

Answer 1

A branch of applied mathematics that uses numbers to describe and analyze information on a subject

Question 2

Variable

Answer 2

A particular factor that may or may not have an effect on the behavior; can assume more than one value

Question 3

Constant

Answer 3

Anything that remains the same and does not vary

Question 4

Independent Variables

Answer 4

Those that are manipulated by the experimenter

Question 5

Inferential Statistics

Answer 5

Branch of statistics that are used to make inference about the characteristics of a population based on sample data

Question 6

Dependent Variable

Answer 6

A factor that results from, or depends on, the independent variable

Question 7

Raw Data

Answer 7

Information in which there is no order to the numbers

Question 8

Frequency Distribution

Answer 8

Shows the number of times a score or event occurs

Question 9

Group Frequency Distributon

Answer 9

Individual scores are represented as members of a group of scores or as a range of scores

Question 10

Class Intervals

Answer 10

A group of scores

Question 11

Abscissa

Answer 11

The horizontal or x axis

Question 12

Ordinate

Answer 12

The vertical or y axis

Question 13

Histogram

Answer 13

Information graphed in the form of a bar graph

Question 14

Polygon

Answer 14

Information graphed on a point or line graph

Question 15

Descriptive Statistics

Answer 15

Using statistics to describe behavior

Question 16

Population

Answer 16

An entire group

Question 17

Sample

Answer 17

A part of a group

Question 18

Measures of Central Tendency

Answer 18

Statistics indicating the center of the distribution; include mean, median, and mode

Question 19

Mean

Answer 19

Average

Question 20

Median

Answer 20

Middle score in the distribution

Question 21

Mode

Answer 21

Score that occurs most often

Question 22

“X”

Answer 22

Individual of raw score

Question 23

Measure of variation

Answer 23

Measure of the spread of scores

Question 24

Normal

Answer 24

Cultural rule of behavior describing what is acceptable in a given situation

Question 25

Correlation

Answer 25

A relationship

Question 26

Correlation Coefficient

Answer 26

Measures the relationship between two variables

Question 27

Positive

Answer 27

Relationship that exists when two variables vary in the same direction

Question 28

Negative

Answer 28

Occurs when two variables vary in opposite directions

Question 29

Zero

Answer 29

No relationship when two variables are totally independent of one another