The sleep habits of Americans and Mexicans were studied. 250 people from each group were studied on a typical work night. The Americans slept an average of 391 minutes, and the Mexicans slept an average of 426 minutes. The standard deviations were 30 minutes for Americans and 40 minutes for Mexicans. Test the claim that Americans get less sleep than Mexicans. Write out the statistics here: Clearly stat the null and alternate hypothesis:, Calculate the p-value. Clearly write out your decision and how you made it: In your own words, what does this mean: