The management of Recover Fast Hospital (RFH) claims that the average length of stay in their hospital after a
major surgery is less than the average length of stay at General Hospital (GH). The following data have been accumulated to test their claim.
Sample Size 16 26
Mean(in days) 4 5
Standard Dev .5 .75
test to see if the average length of stay in RFH is significantly less than the average stay at GH. let a=0.05. what is the value of the test statistic
e. non of these