Specify independent and potentially confounding variables

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For each item below, specify the independent, dependent, and potentially confounding variables.

1. A study was done to find if different kinds of tire affected the braking distance of a car.

2. The time it takes to run 3 miles depends on that individual’s running speed.

3. The height of tomato plants depends on how much fertilizer they receive.

4. The temperature of the water in Mobile Bay at different depths was measured and found that the temperature varied.

5. Eighty rats were weighed and then randomly assigned into four groups. Each group of rats is fed identical diets except for the amount of Calcium they receive. Each group got a different amount. After four weeks, the rats were weighed to see if there was a decrease or increase in their weight.

Reference no: EM13994063

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