Are fat fish more likely to have broad stripes than thin fish?

7. Answers: Yes

No

8. Reasons: Some fat fish have broad stripes and some have narrow stripes.

3/7 of the fat fish have broad stripes.

12/28 are broad striped and 16/28 are narrow striped.

3/7 of the fat fish have broad stripes and 9/21 of the thin fish have broad stripes.

Some fish with broad stripes are thin and some are fat.

Yes, fat fish are more likely to have broad stripes than thin fish.

To determine if fat fish are more likely to have broad stripes than thin fish, we can analyze the given information.

According to the given reasons:

- Some fat fish have broad stripes and some have narrow stripes. This implies that the presence of broad stripes can occur in both fat and thin fish.

- Out of 7 fat fish, 3 have broad stripes. This means that approximately 3/7 (or 42.9%) of fat fish have broad stripes.

- Out of 28 fish in total, 12 have broad stripes and 16 have narrow stripes. This gives us a ratio of approximately 12/28 (or 42.9%) broad striped fish to 16/28 (or 57.1%) narrow striped fish.

- Additionally, it is mentioned that 9/21 (or 42.9%) of thin fish have broad stripes.

From the given information, we can see that approximately 3/7 of fat fish and 9/21 of thin fish have broad stripes. Both proportions are approximately 42.9%, suggesting that fat fish are not more likely to have broad stripes than thin fish. Therefore, the answer would be "No" to the question.