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Recordable injuries are defined by the Occupational Safety and Health Administration (OSHA) as injuries to employees that require medical treatment beyond routine first aid. Assume

Recordable injuries are defined by the Occupational Safety and Health Administration (OSHA) as injuries to employees that require medical treatment beyond routine first aid. Assume the number of recordable injuries each month follows a Poisson distribution with an average of 2.1 injuries per month.

A) What is the probability that exactly one recordable injury will occur next month?

B)What is the standard deviation of the number of recordable injuries per month?

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