How to Find the T Critical Value in Excel - Statology
04.06.2019 · To find the T critical value for a left-tailed test with a significance level of 0.05 and degrees of freedom = 11, we can type the following formula into Excel: T.INV (0.05, 11) This returns the value -1.79588. This is the critical value …
How to Find the Z Critical Value in Excel - Statology
www.statology.org › z-critical-value-excelApr 06, 2020 · Find the Z critical value for a right-tailed test, using α = 0.05. For a right-tailed test, there will be one critical value: NORM.S.INV(1-α) We can use the following function in Excel to calculate this critical value: Thus, the critical value for this test is 1.645. This means if the test statistic is greater than 1.645, then the results of the hypothesis test are statistically significant. Example 3: Left-Tailed Test. Find the Z critical value for a left-tailed test, using α = 0.01.
How to Find the T Critical Value in Excel - Statology
www.statology.org › how-to-find-the-t-criticalJun 04, 2019 · To find the T critical value in Excel for a two-tailed test, you can use the T.INV.2T() function, which uses the following syntax: T.INV.2T(probability, deg_freedom) probability: The significance level to use; deg_freedom: The degrees of freedom; This function returns the critical value from the t distribution for a two-tailed test based on the significance level and the degrees of freedom provided. Examples of Finding the T Critical Value in Excel