问题如下图：
选项：
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解释：
NO.PZ2018062016000139 问题如下 If the hypothesis ththe varianof a single population is 17,whitest statistic is most accurate to use A.t-statisti B.χ2 statisti C.F-statisti B is correct. If we are testing hypothesis about the value of the variance, single population, we make use of a chi-square test statistiIt shoulnoteththe F-tsst is one of the tests concerning fferences between the variances of two populations. X平方test是否就是chi-square test？
NO.PZ2018062016000139 问题如下 If the hypothesis ththe varianof a single population is 17,whitest statistic is most accurate to use A.t-statisti B.χ2 statisti C.F-statisti B is correct. If we are testing hypothesis about the value of the variance, single population, we make use of a chi-square test statistiIt shoulnoteththe F-tsst is one of the tests concerning fferences between the variances of two populations. 如题
NO.PZ2018062016000139问题如下If the hypothesis ththe varianof a single population is 17,whitest statistic is most accurate to use A.t-statisti B.χ2 statisti C.F-statisti B is correct. If we are testing hypothesis about the value of the variance, single population, we make use of a chi-square test statistiIt shoulnoteththe F-tsst is one of the tests concerning fferences between the variances of two populations.F检验是检测相关性p和r的哪个检验对吗
NO.PZ2018062016000139 χ2 statistiF-statisti B is correct. If we are testing hypothesis about the value of the variance, single population, we make use of a chi-square test statistiIt shoulnoteththe F-tsst is one of the tests concerning fferences between the variances of two populations. 总体方差已知不是用Z分布吗
