Definition of null hypothesis in English:

null hypothesis

noun

(in a statistical test) the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
Example sentencesExamples
- It then reviews demographic differences within regions and tests a series of null hypotheses proposing no significant differences between regions based on the demographic factors.
- Using their method requires the ability to draw samples from an approximation to the joint distribution of the test statistics when all null hypotheses are true.
- We performed significance tests of the null hypothesis of constant population size for both data sets.
- These analyses qualitatively or explicitly test null hypotheses of homogeneity of allele frequencies between or among populations.
- Based on the statistical results, the null hypothesis is rejected for all variables.

Definition of null hypothesis in US English:

null hypothesis

nounnəl haɪˈpɑθəsəsnəl hīˈpäTHəsəs

(in a statistical test) the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
Example sentencesExamples
- Based on the statistical results, the null hypothesis is rejected for all variables.
- These analyses qualitatively or explicitly test null hypotheses of homogeneity of allele frequencies between or among populations.
- Using their method requires the ability to draw samples from an approximation to the joint distribution of the test statistics when all null hypotheses are true.
- We performed significance tests of the null hypothesis of constant population size for both data sets.
- It then reviews demographic differences within regions and tests a series of null hypotheses proposing no significant differences between regions based on the demographic factors.

单词	null hypothesis
释义	Definition of null hypothesis in English: null hypothesis noun (in a statistical test) the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error. Example sentencesExamples It then reviews demographic differences within regions and tests a series of null hypotheses proposing no significant differences between regions based on the demographic factors. Using their method requires the ability to draw samples from an approximation to the joint distribution of the test statistics when all null hypotheses are true. We performed significance tests of the null hypothesis of constant population size for both data sets. These analyses qualitatively or explicitly test null hypotheses of homogeneity of allele frequencies between or among populations. Based on the statistical results, the null hypothesis is rejected for all variables. Definition of null hypothesis in US English: null hypothesis nounnəl haɪˈpɑθəsəsnəl hīˈpäTHəsəs (in a statistical test) the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error. Example sentencesExamples Based on the statistical results, the null hypothesis is rejected for all variables. These analyses qualitatively or explicitly test null hypotheses of homogeneity of allele frequencies between or among populations. Using their method requires the ability to draw samples from an approximation to the joint distribution of the test statistics when all null hypotheses are true. We performed significance tests of the null hypothesis of constant population size for both data sets. It then reviews demographic differences within regions and tests a series of null hypotheses proposing no significant differences between regions based on the demographic factors.
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