Examlex
What specific functions do political parties perform?
Repair Costs
Expenses associated with fixing or restoring damaged items or systems to their functional state.
T-test
A statistical test used to compare the means of two groups to determine if they are significantly different from each other.
Population Variances
The squared difference between each data point in the entire population and the mean of the population, indicating overall data spread.
Test Statistic
A calculated value from sample data used to decide whether to reject the null hypothesis in hypothesis testing.
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