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A chi-squared test (also chi-square or χ 2 test) is a statistical hypothesis test used in the analysis of contingency tables when the sample sizes are large. In simpler terms, this test is primarily used to examine whether two categorical variables ( two dimensions of the contingency table ) are independent in influencing the test statistic ...
卡方檢定(Chi-Squared Test或 Test)是一種統計量的分布在虛無假說成立時近似服從卡方分布( 分布)的假說檢定。 在沒有其他的限定條件或說明時,卡方檢定一般代指的是 皮爾森卡方檢定 。
卡方检验(Chi-Squared Test或 Test)是一种统计量的分布在零假设成立时近似服从卡方分布( 分布)的假设检验。 在没有其他的限定条件或说明时,卡方检验一般代指的是 皮尔森卡方检定 。
2022年5月23日 · There are two types of Pearson’s chi-square tests: The chi-square goodness of fit test is used to test whether the frequency distribution of a categorical variable is different from your expectations. The chi-square test of independence is used to test whether two categorical variables are related to each other.
主頁 / 卡方檢定, 最新消息 / 【卡方檢定-獨立性檢定 (The Chi-Squared Test of Independence)-統計說明與SPSS操作】. 卡方檢定用於分析兩類別變數間的關係,本次介紹的內容為獨立性檢定,以下將詳細說明原理及SPSS操作。. 一、使用狀況:. 卡方獨立性檢定適用於分析兩組 ...
The Chi-Square Test gives a way to help you decide if something is just random chance or not.
2022年5月30日 · You can use a chi-square test of independence, also known as a chi-square test of association, to determine whether two categorical variables are related. If two variables are related, the probability of one variable having a certain value is dependent on the value of the other variable.