Page 12 - Quantitative Data Analysis

Table of Content

Unit # 1 - Data and Variables 1
 What is Data? 2
 What is Variable? 2
 Types of Variables 3
 Dependent Variable  3

 Independent Variable  3
 Types of Data 4
 Quantitative / Continuous Data 4
 Qualitative / Categorical Data 4

 Scales of Measurement 5
 Nominal Scale 5
 Ordinal Scale 5
 Interval Scale 5

 Ratio Scale  6
 Unit Exercises  7

Unit # 2 - Descriptive Statistics 10
 Types of Statistics 10
 Descriptive Statistics 11
 Inferential Statistics 11

 Notations 12
 Measures of Central Tendency 13
 Mean 13
 Median 14
 Mode  14

 Measures of Dispersion 16
 Range 16