Question

An article in a local newspaper reported that dogs kept as pets tend to be overweight. Veterinarians say that diet and exercise will help these chubby dogs get in shape. The veterinarians propose two different diets (Diet A and Diet B) and two different exercise programs (Plan 1 and Plan 2). Diet A: owners control the portions of dog food and dog treats; Diet B: a mixture of fresh vegetables with the dog food and substitute regular dog treats with baby carrots. Plan 1: three 30-minute walks per week; Plan 2: 20-minute walks daily.

Sixty dog owners volunteer for an experiment to help their overweight dogs lose weight. Identify the following:

Subjects/Randomization:
a) Dog owners, randomized into groups
b) Dogs, randomized into groups
c) Dogs, not randomized

Answer 1

The dog owners are being randomized into groups for the experiment.

Step-by-step explanation:

The subjects that are being randomized into groups are the Dog owners. The experiment involves the dog owners volunteering to help their overweight dogs lose weight. Therefore, the dog owners are the ones being randomized into groups.