SCALES Nominal The order of
Ordinal
Interval
Ratio
values is known Can quantify the difference between each value Can add or subtract values
Can multiply or divide values
Has true zero
MEASURE OF CENTRAL TENDENCY AND DISPERSION Nominal
Ordinal
Interval
Mean
Standard
Variance
Minimum Value
Maximum Value
Percentile
Frequency Median Mode
Ratio
Deviation
TYPE OF DATA
Qualitative Data
Nominal
Ordinal
Interval
Ratio
Type Quantitative Data Type
CHARTS/ PLOTS Pie Chart
Simple Bar Chart
Multiple Bar
Chart Histogram
Box Plot
EXAMPLES Examples
Gender
QEC evaluation
Temperature
Income
Hair Colours
Social Class
GPA
No. of Purchases
Place where you
Qualification
Time
Age, Weight,
live Religion
Height Likert Scale
Rainfall