One-tailed test is a ____ test, while a two-tailed test is a ____ test.

Name: One-tailed test is a ____ test, while a two-tailed test is a ____ test.
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A one-tailed test is unidirectional because it tests the hypothesis in only one direction (e.g. greater than or less than), while a two-tailed test is bidirectional because it tests the hypothesis in two directions (e.g. not equal to). The other options listed are not accurate descriptions of one-tailed and two-tailed tests.

One-Tailed Test Is a ____ Test, While a Two-Tailed Test