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 A Unit B 23 31 29 22+5 29 30+2 34 15+8 27 20+8 Is there any reason to suspect that one unit is superior to the other? You can use statistical software to find out if there are any significant differences between 2 units using a = 1%, suppose the data is not normally distributed.

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