null hypothesis n. A hypothesis that is assumed to be true for purposes of statistical testing against an alternative hypothesis. The null hypothesis is usually that there is no treatment effect or no difference between groups. American Heritage® Dictionary of the English Language, Fifth Edition....
1.a suggested explanation for a group of facts or phenomena, either accepted as a basis for further verification (working hypothesis) or accepted as likely to be true. Comparetheory5 2.an assumption used in an argument without its being endorsed; a supposition ...
The meaning of HYPOTHESIS is an assumption or concession made for the sake of argument. How to use hypothesis in a sentence. The Difference Between Hypothesis and Theory Synonym Discussion of Hypothesis.
Friends in graduate school, they collaborated after "complaining about a number of papers that had come out that used this default null hypothesis that cavemen had strong gendered division of labor, the males hunt, females gather things. We were like, 'Why is that the default? We have so mu...
null hypothesis URL copiedShare URL [statistics]A statement that essentially outlines an expected outcome when there is no pattern, no relationship, or no systematic cause or process at work; any observed differences are the result of random chance alone. The null hypothesis for a spatial pattern...
Null Hypothesis Null Hypothesis is one of the confusing terms that most students really struggle with, so get comfy, grab a cup of coffee, and we'll get through it together... The simplistic definition is that the null hypothesis is the opposite of the hypothesis being tested. The researcher...
Learn what a null hypothesis is. Discover how to write a null hypothesis, examine the importance of hypothesis testing, and study null hypotheses...
Examples of a null hypothesis: Children who receive a new reading intervention will have scores that are different than students who do not receive the intervention. The results of a memory recall test will not reveal any significant gap in performance between children and adults. ...
Null Hypothesis Examples "Hyperactivity is unrelated to eatingsugar" is an example of a null hypothesis. If the hypothesis is tested and found to be false, using statistics, then a connection between hyperactivity and sugar ingestion may be indicated. A significance test is the most common statist...
More examples of Null and Alternative Hypotheses are: Example 1: Earth's Shape Greek philosophers Pythagoras and Aristotle hypothesized that the world is a sphere. The null hypothesis is that the earth is flat, while the alternative hypothesis is that the earth is round. Only during Christopher ...