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 final exam. There are 100 points available for each score. However, the lab scoreis worth 22%, and the final exam is worth 33%. Compute the weighted average for the following scores: 83 on the lab, 74 on the first major test, 63 on the second major test, and 74 on the final exam.worth 23% of your total grade, each major test

The formula for weighted average of the given data is

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 final exam. There are 100 points available for each score. However, the lab score is worth 23% of your total grade, each major tes is worth 22%, and the final exam is worth 33%. Compute the weighted average for the following scores: 83 on the lab, 74 on the first major test, 63 on the second major test, and 74 on the final exam.