Examlex
The purpose of a non-experimental study is to determine the status of what exists at a given point in time without administering treatments
Significance Level
The threshold below which an observed result is considered statistically significant, usually denoted by alpha.
Sample Data
Data collected from a portion of a larger population, used to make inferences about the whole population.
P-Value
The p-value is a measure in statistical hypothesis testing representing the probability of obtaining a result at least as extreme as the observed one, assuming the null hypothesis is true.
Hypothesized Mean Difference
The presumed difference between the means of two populations or conditions being compared in a statistical hypothesis test.
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