A veterinarian wishes to compare the number of times race horses are reported to

Question

A veterinarian wishes to compare the number of times race horses are reported to be lame during a 12-month period compared with similar horses that are not raced. The veterinarian is particularly interested whether the exercise schedule used in racing may contribute to lameness rather than the total amount of exercise. The veterinarian feels horses to be compared should be similar with regard to age, breed, and weekly hours spent exercising. Which study type should be used?

None of the above a group of race horses is chosen and then from a nearby barn a group of horses is chosen that do not race a matched design where a race horse is chosen and a horse that is the same age, breed and is exercised the same number of hours is chosen for comparison a horse is chosen and raced for one year and the next year is not raced

Explanation / Answer

Correct Answer: Option (C)

a matched design where a race horse is chosen and a horse that is the same age, breed and is exercised the same number of hours is chosen for comparison

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