5. In order to compare two methods for finding the percentage of iron in a compound, ten different compounds were analyzed by both methods. The results are given in the table. Compound a b c d e f g h i j Method A 13.3 17.6 4.1 17.2 10.1 3.7 5.1 7.9 8.7 11.6 Method B 13.4 17.9 4.1 17.0 10.3 4.0 5.1 8.0 8.8 12.0 Since two methods are used for each compound, use a paired differences test to determine whether the two methods give the same results.
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