网站首页  汉语  德语  英语

请输入您要查询的英文单词:

 

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.

    (统计测试中的)零假设,虚假设

    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.

    (统计测试中的)零假设,虚假设

    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.
随便看

 

雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间:2025/7/17 8:50:03