The manufacturer of an electrical vehicle, X, is interested in testing two different battery elements for its product. The manufacturer obtains 5 samples and tests each one. The heat gain after 15 minutes (in F) follows. Unit H 23 15 A 27 29 22 C Unit L 31 20 A 29 30 B 34 Is there any reason to suspect that one unit is superior to the other? Do a statistical testing to find out if there are any significant differences between 2 units using = 1%, suppose the data is not normally distributed