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null hypothesis中文是什么意思

  • 歸零假說
  • 后,剩下的結(jié)論有兩邊,如
  • 后,剩下的結(jié)論只是一邊的,如
  • 檢驗(yàn)假設(shè)
  • 無效假設(shè)
  • 虛假設(shè), 解消假設(shè)
  • 虛無假設(shè)(即意欲推翻的假設(shè))
  • 原假設(shè)(零假設(shè))
  • 之后即行成立的假設(shè)

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  • 例句與用法
  • As a result, the denominator and numerator should be about equal if the null hypothesis is true .
    因此,如果無效假設(shè)為真,那么分母和分子應(yīng)該差不多相等。
  • The term null hypothesis arose from earlier agricultural and medical applic ation of statistics .
    無效假設(shè)這個(gè)概念產(chǎn)生于早期的統(tǒng)計(jì)學(xué)在農(nóng)業(yè)和醫(yī)學(xué)方面的應(yīng)用中。
  • The city manager should accept the null hypothesis that there is no difference between the two methods of tax listing .
    市政府官員應(yīng)該接受兩種征稅登記方法沒有差別這個(gè)無效假設(shè)。
  • It is difficult to refuse null hypothesis of random walk when employing monthly data in empirical test
    ( 2 )采用月數(shù)據(jù)分析很難拒絕隨機(jī)游走假設(shè)。
  • The limiting distribution of test statistic under null hypothesis is proved to be the function of a standard brownian
    在原假設(shè)下證明了統(tǒng)計(jì)量的極限分布是標(biāo)準(zhǔn)brown運(yùn)動(dòng)的泛函。
  • If this increase is large enough relative to the ssr in the model with all of the variables , then we can reject the null hypothesis
    如果相對(duì)于包括所有解釋變量的模型,新的ssr的上升足夠大的話,那么我們就能拒絕原假設(shè)
  • The null hypothesis is that ? 1 - ? 2 = 0 where ? 1 is the mean time to respond after consuming alcohol and ? 2 is the mean time to respond otherwise
    當(dāng)? 1表示喝酒者的平均反應(yīng)時(shí)間,而? 2表未喝酒者的平均反應(yīng)時(shí)間,則此虛無假設(shè)為? 1 - ? 2 = 0 。
  • In the first case the prediction of earthquakes is a null hypothesis ; in the second case the prediction of some earthquakes might be possible
    在頭一種情況下,預(yù)測地震是無價(jià)值的假定;在后一種情況下,對(duì)某些地震進(jìn)行預(yù)測是有可能的。 ”
  • In the first case the prediction of earthquakes is a null hypothesis ; in the second case the prediction of some earthquakes might be possible
    在頭一種情況下,地震的預(yù)測是一個(gè)無意義的假定;在后一種情況下對(duì)某些地震進(jìn)行預(yù)測可能是可能的。 ”
  • Fourth , despite these high costs , the time has passed that policy makers should still be acting on the null hypothesis that global warming will not occur
    第四,盡管付出很高的代價(jià),但是由政策制定者們來決定全球變暖的假設(shè)是否會(huì)實(shí)現(xiàn)的時(shí)代已經(jīng)過去了。
  • 更多例句:  1  2
  • 百科解釋
The practice of science involves formulating and finding hypotheses, statements that are capable of being proven false using a test of observed data. The null hypothesis typically corresponds to a general or default position.
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