one-tail test

one-tail test

[¦wən ¦tāl ′test]
(statistics)
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References in periodicals archive ?
If p is equal to or more than one third, that would support Amnesty International, so we have a one-tail test.
In our problem, the correct test is a one-tail test, using the left tail as the rejection region because we would be inclined to reject the null hypothesis only for relatively small values of the sample proportion (much smaller than 10%).
The rejection region where the null hypothesis is rejected) of a one-tail test can either be in the right tail or in left tail.
Lastly, the rejection region of a one-tail test could be in the right or upper tail.