Feedback and the rationing of time and effort among competing tasks.
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August 4, 2017read an article and write a research paper. you can find this article on http://search.proquest.com.proxy1.cl.msu.edu/docview/860398931/13863F4BEBD79524333/14?accountid=12598 ( and I will attach it again) I will give you the instruction and some related articles.
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