Mathematics, 04.06.2021 22:20 dawsgreer4302

Norman knows that his first four test grades were 83, 92, 95, and 93. Use the formula x‾=x1+x2+…+xnn to find Norman's grade on the fifth test if his test average is 90.6.

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Norman knows that his first four test grades were 83, 92, 95, and 93. Use the formula x‾=x1+x2+…+xnn...

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