please help

In Wisconsin, a study was conducted to see whether various artificial food supplements differ for the rats. For 3 two-week periods, 3200 baits were placed around garbage-storage areas: 800 consisted of plain flour; a second 800 had flour mixed with artificial bean flavoring; a third 800 contained flour mixed with artificial turkey flavoring; and the remaining 800 were flour mixed with artificial cheese flavoring. The following table lists the percentage of each type of bait that was eaten. Consider