QUOTA SAMPLING

Also referred to as quota control, it is a method of selecting subjects for a study. The subjects are already chosen for specific characteristics...

QUINTILE

20% of a distribution of scores. The first quintile, for example could be the lowest fifth.

QUASI-EXPERIMENTAL RESEARCH

A form of research where the investigator has no control over the independent variable, but has power over how the dependent variable is measured....

QUALITY WEIGHTING

Giving weight to each of the individual studies in a multi-layered study. Weight is determined by the factors of design, execution and analysis...

QUALITY OF WORKLIFE (QWL)

An area of research and implementation of policies designed to enhance employee's work motivation, commitment and job satisfaction. Quality of life issues are...

QUARTILE

Breaking down of scores into blocks each representing 25 percent of total scores. For example, the lowest 25 %, the next 26 to...

QUALITATIVE RESEARCH

An approach to science that does not use numerical data when analyzing observations.

QUANTITATIVE TRAIT LOCI (QTL)

Points on the genome that contain genes that contribute to any variation in a give trait.

QUANTIFIER

In language studies, a determiner used to show the notion of quantity. For example, some, many, all or none.

QUALITATIVE EVALUATION

An evaluation yielding narratives from unstructured methods of data collection. This approach is characterized by a goal-free evaluation rather than goal-based.

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