Consumer Reports in its May 1998 issue provides cost per
Consumer Reports in its May 1998 issue provides cost per daily feeding for 28 brands of dry dog food and 23 brands of canned dog food. Using the Minitab computer program, the following side-by-side boxplot for these data was created.
a. From these graphs, determine the median, lower quartile, and upper quartile for the daily costs of both dry and canned dog food.
b. Comment on the similarities and differences in the distributions of daily costs for the two types of dog food.
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