Which of the following statements is true? There is no difference between using the nonparametric test...

Which of the following statements is true?

		There is no difference between using the nonparametric test or its parametric analog.
		The parametric test often requires a smaller sample size to achieve the same Power.
		The nonparametric test often requires a smaller sample size to achieve the same Power.
		The nonparametric test is usually easier to calculate than the parametric one.

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milcah answered 9 months ago

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