Final answer:Jamie's experiment is flawed because random assignment has not been used.Explanation:In the context of experimental research methods, what is wrong with Jamie's experiment? The answer is that Jamie has not used random assignment. Random assignment is a crucial component of experimental research as it ensures that the participants are assigned to the experimental and control groups in a fair and unbiased manner. By assigning everyone who arrives before noon to the experimental group and everyone who arrives after noon to the control group, Jamie has introduced a systematic bias into the experiment. This makes the results unreliable and invalid, as there may be other factors influencing the outcome of the experiment that are not accounted for.Learn more about experimental research methods here:brainly.com/question/28501389...

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