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One major reason that the two-sample t procedures are widely used is that they are quite robust. what does this mean?
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One major reason that the two-sample t procedures are widely used is that they are quite robust. what does this mean?

User Emerssso
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The meaning of that major reason is
that the confidence levels and p - values from the t procedures are quite accurate even if the population distribution is not exactly normal

hope this helps
User Conrad Frix
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