Veterinarians often use nonsteroidal anti-inflammatory drugs (NSAIDs) to treat lameness in horses. A group of veterinary researchers wanted to find out how widespread the practice is in the United States. They obtained a list of all veterinarians treating large animals, including horses. They sent questionnaires to all the veterinarians on the list. Such a survey is called a census. The response rate was 40%. Which of the following statements is correct?
A)The sample consisted of all veterinarians on the list and, therefore, equaled the target population.
B)The sample consisted of all veterinarians who returned the questionnaire.
C)The sample consisted of all veterinarians who treat horses with NSAIDs.
D)None of the answer options is correct.

Question

Quizplus · Accepted Answer

The sample only consists of those who returned the questionnaire, therefore it is a non-probability sample and cannot be assumed to represent the entire population of veterinarians treating large animals.

Veterinarians Often Use Nonsteroidal Anti-Inflammatory Drugs (NSAIDs) to Treat Lameness