Examlex
When comparing the tax burden of several major countries,the United States's tax burden is
Normally Distributed Populations
Populations in which the variables of interest follow a distribution that conforms to the properties of a normal curve, implying a symmetric distribution of data around the mean.
Independent Samples
Two or more groups of data that are collected from separate and unrelated populations, with each group not influencing the others.
Degrees of Freedom
How many separate values or measures could be allocated to a statistical distribution.
Unequal-variances T-test
A statistical test used for comparing the means of two groups that do not have the same variance.
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