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In your biology class, your final grade is based on several things: a lab score, scores...

In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the test. There are 100 points available for each score. However, the lab score is worth 20% of your total grade, each major test is worth 22.5%, and the test is worth 35%. Compute the weighted average for the following scores: 96 on the lab, 78 on the first major test, 66 on the second major test, and 81 on the last test. (Enter your answer to one decimal place.)

Math   Statistics-And-Probability   
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