| null hypothesis |
The general assumption in statistics that two populations or two sub-groups are equal until proven otherwise. If the difference in survey results is large enough that it would not be likely to occur by chance, you reject the null hypothesis and conclude the difference between the sample "is statistically significant at the confidence level you were testing.
출처: www.bellomyresearch.com/definitions.htm
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| null hypothesis |
The hypothesis that there is no significant difference between specified populations - any observed difference being due to sampling or experimental error. (NODE)
출처: www.evfit.com/glossary.htm
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| null hypothesis |
Posits that there is no difference between variables being tested. To reject it is to infer "statistical significance".
출처: www1.amershambiosciences.com/aptrix/upp00919.nsf/C...
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| null hypothesis |
The type of hypothesis used by a pessimist.
출처: iis.stat.wright.edu/munsup.seoh/Box3_Bottom/A%20De...
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