Mathematics, 31.07.2019 23:10 badpotterchris
Acivil service exam yields scores which are normally distributed with a mean of 81 and a standard deviation of 5.5. if the civil service wishes to set a cut-off score on the exam so that 15% of the test takers fail the exam, what should the cut-off score be? remember to round your z-value to 2 decimal places.
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