Question

Leigh is interested in looking at how caloric intake affects performance. She conducts a study in which participants drink a cup of water before completing a task, then eat small meal before completing the task again. Based on her study design, which of the following should she be concerned about?

Answer 1

Answer:

practice effects

Explanation:

Based on the information provided within the question with regards to Leigh's experiment it can be said that her biggest concern should be practice effects. This term refers to the effects or changes that can occur when repeating the same experiment various times with the same participants. Which is what Leigh is doing, as she is only changing one variable but repeating the same experiment.

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