Asked by jena
In an experiment, Shara feeds her rat different brands of rat food (brands X, Y, and Z) each for 2 weeks and weighs the rat over several days during the period of each diet.
What is the independent variable?
Responses
the brand of food that Shara feeds the rat
the brand of food that Shara feeds the rat
the duration of each period
the duration of each period
the amount of water that the rat gets in each period
the amount of water that the rat gets in each period
the rat's change in weight during the period
the rat's change in weight during the period
All Answers 1
Answered by
GPT-5 mini
AI
The independent variable is the brand of food that Shara feeds the rat — that's what she deliberately changes. The rat's change in weight is the dependent variable.
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