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< Question 4 of 24 > Stacked People who eat lots of fruits and vegetables have lower rates of colon cancer than those who
< Question 4 of 24 > Stacked People who eat lots of fruits and vegetables have lower rates of colon cancer than those who eat little of these foods. Fruits and vegetables are rich in "antioxidants" such as vitamins A, C, and E. Will taking antioxidants help prevent colon cancer? A clinical trial studied this question with 864 people who were at risk.for colon cancer. The subjects were divided into four groups: daily beta-carotene, daily vitamins C and E, all three vitamins every day, and daily placebo. After four years, the researchers were surprised to find no significant difference in colon cancer among the groups. What does "no significant difference" mean in describing the outcome of the study? The observed differences were more than what might reasonably occur by chance. The observed differences were significantly greater than what might reasonably occur by chance. The observed differences were no more than what might reasonably occur by chance
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