ul Sprint 11:42 AM 86% Done Attachment 11 of 12 10 Find the explained variation, unexplained variation, total variation, and coerfficient of determination 11) The paired data below consists of test scores and hours of preparation for 5 randomly selected students. The equation of the regression line is y = 44.8447 + 3.52427x. Find the total variation. 6 10 x Hours of preparation y Test score 2 9 64 48 72 73 80 A) 511.724 B) 87.4757 C) 599.2 D) 498.103

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