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A researcher finds the ave. cranial breadth of a group of 50 to be 120 cm. The ave. in the population is known to be 118cm with an SD of 4cm . Find z and p values 2; 0.5 3.5; 0.1 \baditem{ 2;0.05 3; 0.57 z=3.5; p=.05

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

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