Examlex
If potential output is unknown:
Two-tail Tests
Hypothesis tests that consider extreme values in both tails of the distribution to evaluate the likelihood of observing a relationship by chance in either direction.
Likert Scale
A psychometric scale commonly used in questionnaires to represent people's attitudes, opinions, or perceptions, where responses range from one extreme to another.
Service Quality
The assessment of how well a delivered service conforms to the customer's expectations.
Significance Level
The threshold at which the results of statistical analysis are considered to indicate a statistically significant difference from the null hypothesis.
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