Mathematics, 28.01.2020 07:31 alexsince4835
On a standardized exam, the scores are normally distributed with a mean of 200 and standard deviation of 40. find the z-score of a person who scored 90 on the exam.
Answers: 3
Mathematics, 21.06.2019 22:30, kdtd3163
In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%
Answers: 1
On a standardized exam, the scores are normally distributed with a mean of 200 and standard deviatio...
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