Posted by CHIMI on Sunday, August 11, 2013 at 2:58am.
1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was:

statistics  CHIMI, Sunday, August 11, 2013 at 11:58am
0.13

statistics  PsyDAG, Sunday, August 11, 2013 at 12:13pm
Right.
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