Woody4551 Woody4551

26-03-2024
Mathematics

contestada

The monthly incomes of trainees at a local factory are normally distributed with a mean of $1,600 and a standard deviation $150. What percentage of trainees earn less than $1,390 a month?
a. 1.40%
b. 91.92%
c. 44.04%
d. 8,80%

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