Mathematics, 14.05.2021 15:10 jackvj4959

During final exams of the senior year, a Precalculus exam was given to 120 students, and the scores approximated a normal distribution. If the mean score was 74 and
the standard deviation was ſ, what percent of the scores were between 80 and
100.

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During final exams of the senior year, a Precalculus exam was given to 120 students, and the scores...