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When you re working on a statistics word problem these are the things you need to look for. Z test is used when sample size is large n 50 or the population variance is known. T Test Z Test Or Anova Tech Notes Degree of freedom n 1. When to use z test . From the symmetry of the normal distributi…

10 5 2 1 0 2 0 1 freedom one tailed test. Find critical value of t for two tailed t test. How To Find The Critical Values For An Anova Hypothesis Using The This one is for finding t values. T critical value table two tailed . You just have to choose the option critical value for z form the drop…