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A polycentric staffing policy is usually more expensive than sending expatriates abroad.
Null Hypothesis
The presumption that there is no significant difference or effect, often used as a default hypothesis in statistical testing that the experiment aims to reject.
Alternative Hypotheses
The hypothesis that proposes there is a statistically significant difference between two parameters or that a particular parameter is significantly different from a hypothesized value.
Type II Error
The error made when failing to reject a false null hypothesis, often referred to as a "false negative".
Null Hypothesis
A statement used in statistical testing which proposes that no significant difference or effect exists between certain characteristics of a population.
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