Examlex
One of the few lean techniques that does not work well in service firms is demand-pull scheduling.
Population
The entire group of individuals or items that a researcher or statistician is interested in studying.
Representative Sample
A fraction of the population that truly represents the attributes of the entire group.
Null Hypothesis
A statement or assumption that there is no relationship or effect in the population from which a sample was drawn, in statistical testing.
Research Hypothesis
A statement made by a researcher predicting a relationship between two variables in a study.
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