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A scientist expected to have measurements adding up to 2,000 pounds. However, his measurements added up to 2,500 pounds. The scientist had 900 measurements with an SD of 2 pounds. What is the “z” value or test statistic of this problem? 60 30 41.2 900/60 500/60

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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