Question: 2. Suppose that a student conducts a study in which the manipulated independent variable is the level f white noise (60 vs. 65 dB). Ten

2. Suppose that a student conducts a study in which the manipulated independent variable is the level f white noise (60 vs. 65 dB). Ten participants are assigned to each level of noise; these participants vary videly in age, hearing acuity, and study habits. The outcome variable is performance on a verbal learning ask (how many words on a list of 25 words each participant remembers). The t value obtained is not tatistically significant. What advice would you give to this student about ways to redesign this study that night improve the chances of detecting an effect of noise on verbal learning recall

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