Research Methodology

Lecture 9
Sampling, validity & reliability

Contact:
Prof G.D.J. Stewart
( 031-3086782 Ÿ Email stewartg34@yahoo.co.uk
Website: http://www.chem.mlsultan.ac.za/libis/btech/iret401/

Sampling Model
Sampling and the Sampling Frame
Validity and Reliability (1)
Validity and Reliability (2)