In an Experiment, All Horses Are Given a Special Food

question 96

Multiple Choice

In an experiment, all horses are given a special food designed to hold down their weight.A random selection of the horses are kept in one area and receive one hour of exercise daily, while the remaining horses are kept separately and receive four hours of exercise daily.The researcher measures the weight change in all horses after one month of eating the special food, to see if the food has had any consequences regarding weight of the horses.Which variable does the sample of horses limited to one hour of exercise daily represent?

• A)dependant
• B)independent
• C)random
• D)reflective

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