Mathematics, 17.08.2021 01:20 tia3963
The average number of years that an employee must work for a particular data company before earning a promotion is Normally distributed, with a mean of 4.2 years and a standard deviation of 0.75 years.
Complete the sentence.
The z-score for Andre’s length of employment until promotion was 0.77, so his length of employment until promotion was about years.
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