Hypothesis Testing 16 5 points You are part of a research team at a large hospital looking at hospital utilization. One of the questions you are tasked with answering is whether the hospital has Decide what is the null hypothesis and alternative hypothesis for this research longer stays than the national average of 4.5 days. You collect data for 100 patients question. and estimate the average stay at your hospital is 5.0 days. Hospital stays have a standard deviation of 2.2 days. Null Hypothesis Alternative Hypothesis No Answers Chosen No Answers Chosen Possible answers Mean hospital stay is not equal to 4.5 days Mean hospital stay > 4.5 days Mean hospital stay = 4.5 days Mean hospital stay