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One-Tailed Test
A statistical test in which the critical area of a distribution is one-sided so that it is either greater than or less than a certain value, but not both. If the sample that is being tested falls into the one-sided critical area, the alternative hypo... More »

One- and two-tailed tests - Wikipedia

en.wikipedia.org/wiki/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 ...

One-Tailed Test: Definition - Stat Trek

stattrek.com/statistics/dictionary.aspx?definition=One_tailed_test

Definition of one-tailed test, from the Stat Trek dictionary of statistical terms and concepts. This statistics glossary includes definitions of all technical terms used ...

One-Tailed Test Definition | Investopedia

www.investopedia.com/terms/o/one-tailed-test.asp

A one-tailed test is a statistical test in which the critical area of a distribution is one-sided so that it is either greater than or less than a certain value, but not both.

One-Tailed Test: Definition & Examples | Study.com

Yo' mama is so bad at statistics, she thought a one-tailed test was an obedience school for dogs! This lesson defines one-tailed tests, a type of...

FAQ: What are the differences between one-tailed and two-tailed ...

www.ats.ucla.edu/stat/mult_pkg/faq/general/tail_tests.htm

When using a one-tailed test, you are testing for the possibility of the relationship in one direction and completely disregarding the possibility of a relationship in ...

One Tailed Test or Two in Hypothesis Testing. How to Decide.

www.statisticshowto.com/one-tailed-test-or-two/

Nov 4, 2009 ... How to figure out if you have a one tailed test or two in hypothesis testing. Includes video. Free help forum, online calculators.

What is the difference between a two-tailed and a one-tailed test ...

help.xlstat.com/customer/en/portal/articles/2062454-what-is-the-difference-between-a-two-tailed-and-a-one-tailed-test-?b_id=9283

Sep 17, 2015 ... A statistical test is based on two competing hypotheses: the null hypothesis H0 and the alternative hypothesis Ha. The type of alternative ...

One-tailed and two-tailed tests - The Analysis Factor

www.theanalysisfactor.com/one-tailed-and-two-tailed-tests/

You would convert a two-tailed test's p-value into a one-tailed test's p-value by * halving* the p-value, not multiplying by 2 (as recommended above). Reply.

The Difference Between One-Tailed & Two-Tailed Testing | Oracle ...

blogs.oracle.com/marketingcloud/the-difference-between-one-tailed-two-tailed-testing

I'm not here to say a one-tailed test is inherently useless, but rather it is a risky point of confusion when understanding the validity of your testing campaigns and  ...