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Statistics: Measures of Central Tendency and Dispersion, Quizzes of Psychology

Definitions for various statistical concepts, including measures of central tendency (mean, median, mode) and dispersion (variance, standard deviation). It also introduces the concept of a case study and different types of variables (nominal, ordinal, interval). The document also explains the use of histograms and bar charts.

Typology: Quizzes

2009/2010

Uploaded on 01/23/2010

apooh256
apooh256 🇺🇸

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TERM 1
MEASURES OF CENTRAL TENDENCY
DEFINITION 1
-MEAN -MEDIAN -MODE
TERM 2
MEDIAN
DEFINITION 2
THE MIDDLE SCORE
TERM 3
MODE
DEFINITION 3
THE MOST COMMON SINGLE VALUE IN A DISTRIBUTION
TERM 4
VARIANCE
DEFINITION 4
-MEASURE OF HOW SPREAD OUT A SET OF SCORES ARE. -
AVERAGE ON THE SQUARED DEVIATIONS FROM THE MEAN
TERM 5
STANDARD DEVIATION
DEFINITION 5
-SQUARE ROOT OF THE AVERAGE OF THE SQUARED
DEVIATIONS FROM THE MEAN. -AVERAGE THAT SCORES
VARY FROM THE MEAN.
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MEASURES OF CENTRAL TENDENCY

-MEAN -MEDIAN -MODE

TERM 2

MEDIAN

DEFINITION 2

THE MIDDLE SCORE

TERM 3

MODE

DEFINITION 3

THE MOST COMMON SINGLE VALUE IN A DISTRIBUTION

TERM 4

VARIANCE

DEFINITION 4

-MEASURE OF HOW SPREAD OUT A SET OF SCORES ARE. -

AVERAGE ON THE SQUARED DEVIATIONS FROM THE MEAN

TERM 5

STANDARD DEVIATION

DEFINITION 5

-SQUARE ROOT OF THE AVERAGE OF THE SQUARED

DEVIATIONS FROM THE MEAN. -AVERAGE THAT SCORES

VARY FROM THE MEAN.

CASE STUDY

TWO TAKES ON THE BAR CHART

TERM 7

MEAN

DEFINITION 7

IS THE AVERAGE

TERM 8

INDEPENDENT VARIABLE

DEFINITION 8

THE PREDICTOR VARIABLE

TERM 9

DEPENDENT VARIABLE

DEFINITION 9

THE OUTCOME VARIABLE

TERM 10

SCORE

DEFINITION 10

A PERSON VALUE ON A VARIABLE

DISCRETE

NOMINAL OR ORDINAL