parametric and nonparametric hypothesis test
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1. Can the formal hypothesis testing approach be used for non parametric tests?
a) How are parametric and nonparametric statistics different?
b) How are parametric and nonparametric statistics similar?
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Solution Summary
Explains the differernces and similarities between parametric and nonparametric statistics.
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A formal hypothesis testing approach can be used for non parametric tests only if the sample size is large ( bigger than 30). This is due the central limit theorem: If the sample size is big, then the distribution is approximately normal. Otherwise, we need to carry out non parametric tests.
a) A parametric test is a test that requires a ...
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