[c] A study was conducted to see if there was a difference between in weight gain of rabbits on two different types of feed. Animals of the same age and weight were randomly divided into two groups; one group was fed a low-protein chow for one month, while the other was fed a high-protein chow for one month. At the end of the study, the animals were weighed; the results are summarized in the table below. At or = 0.10, is there a difference in the means ofthe two groups? Low-Protein Chow Hi_h-Protein Chow S = 0.97 k_ S = 1.02 k_