Mathematics, 07.06.2021 19:20 natalyarenassalgado
On a standardized exam, the scores are normally distributed with a mean of 190 and
a standard deviation of 20. Find the z-score of a person who scored 155 on the exam.
Help please...
Answers: 3
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On a standardized exam, the scores are normally distributed with a mean of 190 and
a standard devia...
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