The two-sample ... from a sample of deliveries of Company A and Company B. To perform this test, both samples must be normally distributed. Since both samples have a p-value above 0.05 (or 5 ...

if your data are arranged so that the values for the two groups are contained in a single variable, you can define the dependent and group variables by selecting One variable in the box labeled Groups ...

A 2-sample t-test helps you determine whether two groups ... l with an accompanying high p-value (0.6399). The engineer ...