Mathematics, 13.01.2022 08:00 dixonmckenzie1429

ACT scores The composite scores of individual students on the ACT college entrance examination in 2009 followed a Normal distribution with mean 21.1 and standard deviation 5.1. (a) What is the probability that a single student randomly chosen from all those taking the test scores 23 or higher

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ACT scores The composite scores of individual students on the ACT college entrance examination in 20...