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The manager of a computer help desk operation has collected enough data to conclude that the
distribution of time per call is normally distributed with a mean equal to 8.21 minutes and a
standard deviation of 2.14 minutes. Based on this, what is the probability that a call will last
longer than 11 minutes? 0.0345 0.0126 0.0962 0.9038 0.9874

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The manager of a computer help desk operation has collected enough dat.docx

  • 1. The manager of a computer help desk operation has collected enough data to conclude that the distribution of time per call is normally distributed with a mean equal to 8.21 minutes and a standard deviation of 2.14 minutes. Based on this, what is the probability that a call will last longer than 11 minutes? 0.0345 0.0126 0.0962 0.9038 0.9874