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Why doesn't the moon have an atmosphere?
Nonparametric Techniques
Statistical methods that do not assume a specific distribution for the data they are analyzing.
Parametric Techniques
Statistical methods based on assumptions about the distribution of the underlying population from which the sample data are drawn.
Confidence Interval
A range of values, derived from statistical analysis, that is likely to contain the value of an unknown parameter with a specified level of confidence.
Null Hypothesis
A theory that assumes there is no statistical significance in a set of given observations, with the aim of testing the validity of this assumption.
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