Examlex
____________________ are deep underground sources of freshwater found between the porous geological layers of sand,gravel,or bedrock.
Chi-Square Test
A statistical method used to assess the differences between categorical variables in a contingency table.
Distribution
Describes the way values of a variable or data points are spread or dispersed across a range.
Degree Of Freedom
The number of independent pieces of information available to estimate another piece of information, often in statistical analysis.
Chi-Square Test
A statistical test used to determine if there is a significant association between two categorical variables.
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