The packaging division of a company having considered several alternative package designs for the company's new product has finally brought down their choices to two designs of which only one has to be selected. For the final selection it has selected a group of 14 persons and has obtained their ratings on a number of parameters on a 10-point scale. The following table summarizes the overall ratings averaged across parameters for the two designs by the group. Which design seems to be superior? A B C DE F H I 6.3 6.0 5.6 6.2 5.4 6.2 5.4 6.5 5.8 4.1 4.5 5.6 5.5 3.3 5.2 5.3 5.3 4.8 4.2 5.0 6.0 3.7 6.3 G 5.5 JK L M 5.4 5.2 N64 N