A local doctor has been doing a lot of foot surgeries over the past year. He believes that his patients weight has something to do with. He believes that the average weight of his patients is over 230 lbs. He takes a sample of 10 patient records and records their weight. It is known that distribution of the weights of the doctor's patient follows a Normal distribution. Can a t-test and t-interval be considered for this problem? For the doctor's research question, is the t-interval of t-test the better tool to use here?
A t-test and t-interval be considered for this problem because the data follows a Normal distribution. The t-interval of t-test is the better tool to use here because the sample size is less than 30.
A local doctor has been doing a lot of foot surgeries over the past year. He...