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One- and two-tailed tests

In statistical significance testing, a one-tailed test and a two-tailed test are alternative ways of computing the statistical significance of a parameter inferred from a data set, in terms of a test statistic. A two-tailed test is appropriate if the estimated value is greater or less than a certain range of values, for example, whether a test taker may…

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One- and two-tailed tests

Nodes30
Edges29
Triples7
Avg. degree1.93
Density0.066667
Components1

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One- and two-tailed tests

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related to Specific tests · 5
One- and two-tailed tests → If, Student's, That, The, Z-test

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test one-tailed two-tailed distribution direction null hypothesis would p-value significant statistic whether one value tests data testing critical two tails

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SubjectPredicateObjectConfidenceSrc
the normal distributioninstance ofIn the case of a symmetric distribution0.80text
the one-tailed p-value is exactly half the two-tailed p-valueinstance ofIn the case of a symmetric distribution0.80text
One- and two-tailed testsrelated to Specific testsIf0.60section
One- and two-tailed testsrelated to Specific testsStudent's0.60section
One- and two-tailed testsrelated to Specific testsZ-test0.60section
One- and two-tailed testsrelated to Specific testsThe0.60section
One- and two-tailed testsrelated to Specific testsThat0.60section

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