Question

A study recently described in Attention, Perception, and Psychophysics investigated the impacts of mult-tasking on people who play video games and those who don't. Participants in the study were asked to perform three visually demanding tasks with (dual-task) and without (single-task) answering unrelated questions over the phone. One of the tasks involved tracking multiple circles moving around on a computer monitor. At the 5% significance level, the authors of the study concluded "tracking accuracy was significantly worse in the dual-task condition" for both people who play video games and those who do not. a What conclusion would the authors have made at the 10% significance level? (3 points) b. What conclusion would the authors have made at the 1% significance level? (2 points) c. Which type of error, Type I or Type II, could have occurred in this situation (For the conclusion given in the question)? Briefly justify your answer.(3 points)

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Answer 1

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