Fundamentals of Social Research Methods: An African Perspective

absenteeism adequate analysis answers aspects assess attitudes behaviour bias biases Chapter characteristics codebook coding concepts constitute construct validity content validity correlational data collection dependent determine empirical errors evaluation example existence experimental explanation explanatory research factors facts findings formulation generalisation given hypothesis identified important independent variable influence instance instrument internal validity interviewer investigation issues Judgemental Sampling knowledge literature review maize malnutrition measure Moreover object observation operational definitions organisations participant observation participants particular person population possible predict present programme properties questionnaire random sampling relationship relevant reliability research design research methods research problem research project research-funding respondents sample statistics sampling errors scale scientific scientific method selected simple random simple random sampling social reality Social Research social science social scientists sources specific Statistics stratified sampling systematic techniques theory types of research women workers