On a test for a civil service job, only people who score one standard
deviation above the mean can be excepted. The scores are: 90, 90, 97, 98,
88, 91, 88, 86. What was the cut off point? And how many people got
excepted?
Carlos Rodriguez <carlos@math.albany.edu>
This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998