Examlex
What is the difference between system software and application software?
Chi-squared Test
The Chi-squared test is a statistical test used to compare observed data with data expected under a specific hypothesis, often used for testing relationships between categorical variables.
Normality
A property of a dataset or distribution where the data follow a normal (Gaussian) distribution.
Preference
An indication of someone's choice or likeliness for a particular option among a set of alternatives, often studied in consumer behavior and decision-making.
P-value Method
A statistical approach that helps to decide whether the observed data deviates significantly from the hypothesis being tested.
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