• Summary
  • Contents
  • Subject index

A must-have reference resource for qualitative management researchers, this dictionary contains over 90 entries covering the fundamentals of qualitative methodologies; covering both analysis and implementation. Each entry gives an introduction to the topic, lists the key relevant features, gives a worked example, a concise summary and a selection of further reading suggestions. It is suitable for researchers and academics who need a handy and quick point of reference.

Measurement Reliability
Measurement reliability

Most researchers consider a measure's reliability to be its freedom from random error, the extent to which a measure is indicative of some particular variable rather than factors unrelated to that variable. Stated differently, a more reliable measure is a purer indicator of the variable in question, less contaminated by irrelevant information. A more reliable measure should yield more consistent results across situations in which the attribute being measured has not changed. More formally, reliability is defined as the proportion of variation in an indicator that can be attributed to an underlying variable.

Key Features and Example

In the case of multi-item indicators developed under classical test theory (CTT), reliability is the proportion of variation in the composite score that is attributable to a ...

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