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sqroot144
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Type I Error Rate of a Test
The probability that you will reject the Ho, given that the Ho is true.

Pvalue
For a Ho, a test procedure, and a data set, the pvalue is the smallest value you could choose for the typeI error rate and still reject the Ho.

Power of a Test
The probability that you will accept the Ha, given that the Ha is true.

Robustness of a Test
The degree to which the typeI error rate is insensitive to violations of the test's assumptions.

