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January 31, 2015

January 31, 2015

Posted by **Emily** on Tuesday, February 1, 2011 at 1:55am.

a) What is the standard deviation of Juan's mean result? (that is, if Juan kept on making 3 measurements and averaging them, what would be the standard deviation of all his means?)

==> I don't quite understand this concept...can someone please explain this to me? Thanks! :)

- Statistics -
**PsyDAG**, Tuesday, February 1, 2011 at 9:32amStandard deviation of a distribution of means = standard error of the mean = SEm

SEm = SD/√(n-1)

- Statistics -
**Sarah**, Thursday, July 5, 2012 at 10:23pm7.071?

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