One-Tailed Test: Definition & Examples


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What is the purpose of conducting a one-tailed test of significance?

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1. For all significance tests, the null hypothesis states _____.

2. In a normal distribution, the likelihood of obtaining a score close to the mean is _____.

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About This Quiz & Worksheet

These tools will challenge you with questions on topics such as the one-tailed significance test, as well as its different factors and steps.

Quiz & Worksheet Goals

This quiz/worksheet's main objective is to ask you about:

  • The purpose of a one-tailed test of significance
  • What it means if the p-value is high
  • What it means of the p-value is low
  • Why one-tailed tests are called directional tests

Skills Practiced

  • Knowledge application - use your knowledge to answer questions about one-tailed significance tests
  • Interpreting information - verify that you can read information regarding high and low p-values and interpret it correctly
  • Reading comprehension - ensure that you draw the most important information from the related lesson on one-tailed tests

Additional Learning

See what else you can learn when it comes to one-tailed tests with our associated lesson. This lesson is titled One-Tailed Test: Definition & Examples and it will be on:

  • What a one-tailed test is
  • Normal distributions
  • Directional hypothesis
  • The formula for a z-score