Dr Pritts Is Trying to Determine Whether Elevated Levels of a Particular

question 57

Multiple Choice

Dr. Pritts is trying to determine whether elevated levels of a particular hormone alter rats' spatial ability. She injects rats either with the hormone or a saline solution, then times how long it takes them to find the hidden platform in a Morris Water Maze. In this problem,

• A) The time to find the platform is the dependent variable
• B) The platform is a factor in the experiment
• C) The hormone level is a factor in the experiment
• D) The saline solution is the experimental treatment

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Initial steps or procedures done to prepare for the main treatment, often involving assessment and planning.