Examlex
Why is heating your home with gas more efficient than heating it with electricity?
Dependent Means
A statistical method that compares the means of two related groups to determine if there is a significant difference between them.
T Test
A statistical analysis method that compares the average values of two groups to ascertain if their differences are statistically significant.
Groups
Collections of subjects or items that are studied in an experiment, often differentiated by characteristics or treatment conditions.
Pooled Variance
A weighted average of variances from multiple samples, often used in statistical procedures to estimate a common variance.
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