Social Research Methods: Qualitative and Quantitative Approaches

QUALITATIVE AND QUANTITATIVE SAMPLING

Sampling

Frame

Sampling Process

A Model Combining Logics of Sampling and Measurement

A Model of the Logic of Measurement

A Model of the Logic of Sampling

Concepts

Population

Population

Sample

What You Actually

Observe in the Data

What You Actually

Observe in the Data

Measures

and

Empirical

Relationships

What You
Would Like to
Talk About

What You

Would Like to

Talk About

Causal

Laws

Theoretical Concepts

and Causal Laws

Measures

and Empirical Relationships

What You Would Like

to Talk About

What You Actually

Observe in the Data

Operationalization

Sample

FIGURE 4 Model of the Logic of Sampling and of Measurement