方法/步骤 1 在EXCEL中，打开【8.XLSX】后，如下图所示。2 在EXCEL中，打开【8.XLSX】后，选择【E2】单元格，如下图所示。3 在EXCEL中，打开【8.XLSX】后，选择【E2】单元格，在编辑栏中输入公式【=Z.TEST(B2:B11,D2)】，如下图所示。4 在EXCEL中，打开【8.XLSX】后，选择【E2】单元格，在编辑栏...
Excel统计函数：Z.TEST用于计算z检验的单尾P值。当你需要了解给定假设总体平均值x下，样本平均值大于数据集（数组）中观察平均值的概率时，此函数便能提供答案。观察样本平均值即为实际观测到的平均值。具体应用中，Z.TEST函数语法为：Z.TEST(array,x,[sigma])。其中，array代表数据集或数组，x为假设...
P-value calculations in spreadsheets such as Excel can be tricky. Even when using statistical software you need to ensure the correct options are selected. Possible sources of error are: Flaw in data (as with any test or calculation, mistakes in the data entry are a problem) Incorrect ...
请同学们用Excel的ZTEST函数,对50个零件的问题进行P值检验。 截屏提交你的计算结果,并写出你的判断(新机床的加工零件误差是否有显著降低)。的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题
Answer and Explanation:1 We have: Left Tail Test statistic,z=−2.15 The p-value using the excel:=NORMSDIST(-2.15) {eq}\begin{align*} \text{p-value} &...
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In this chi-square p-value formula, we have: cdfχ2,d as the cumulative distribution function of the distribution of the distribution χ2 with d degrees of freedom. How to Find the P-Value Using the F-Statistic? The F-test, also known as F-statistic, is the ratio of two variances...
Powerful p-value calculator online: calculate statistical significance using a Z-test or T-test statistic (z test calculator / t-test calculator). ➤ P-value formula, Z-score formula, T-statistic formula and explanation of the inference procedure. Stat