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日期:2024-04-25
卡方检定(chi-square test,chi-squared,test)是參照卡方分配來求取機率和臨界值的統計檢定。有多種不同的卡方檢定,運用在不同場合。例如: 皮爾森卡方檢定,是最有名的卡方檢驗,有兩種用途,分別是「適配度檢定」(Goodness of Fit test)以及「獨立性檢定 ......
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日期:2024-04-20
第十二章 假設測定IV:卡方測定 (The Chi Square Test) 本單元目標 舉例說明卡方測定適用的情況。解釋雙變項交叉表(bivariate table)的結構,以及如何將獨立性(independence)的概念應用到交叉表的期待次數(expected frequencies)與觀察次數 ......
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日期:2024-04-19
A chi-square test, also referred to as test (infrequently as the chi-squared test), is any statistical hypothesis test in which the sampling distribution of the test statistic is a chi-square distribution when the null hypothesis is true. Also considered ...
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日期:2024-04-26
卡方檢定(chi-square test,chi-squared,test)是參照卡方分配來求取機率和臨界值的統計檢定。有多種不同的卡方檢定,運用在不同場合。例如: 皮爾森卡方檢定,是最有名的卡方檢驗,有兩種用途,分別是「適配度檢定」(Goodness of Fit test)以及「獨立性檢定 ......
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日期:2024-04-21
A description of how to use the chi square statistic including applets for calculating chi square values. ... Applying the formula above we get: Chi square = 105[(36)(25) - (14)(30)] 2 / (50)(55)(39)(66) = 3.418 Before we can proceed we eed to know how ma...
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日期:2024-04-20
Chi-平方係種或然率分佈,係Gamma分佈時嘅特例,模擬 n 個正態分佈亂變量(random variable)嘅平方和。 呢篇Chi-square係關於數學嘅楔位文章,重未完成嘅。麻煩你幫手補充佢嘅內容。...
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日期:2024-04-26
a quantity equal to the summation over all variables of the quotient of the square of the difference between the observed and expected values divided by the expected ... The t-test and chi-square statistics are used to test statistical hypotheses about po...
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日期:2024-04-19
Chi Square 謝寶煖 台灣大學圖書資訊學系 2007年10月13日 X2- test 自變數、依變數均屬類別變數時,運用X2- test來檢驗其差異顯著性 Outline Overview Bivariate Tabular Analysis Generalizing from Samples to Populations Chi Square Requirements Collapsing ......