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OpenStudy (anonymous):
PLEASE HELP!!! The mean biology score of all undergraduate students at a college in a given year is 67.8, with a standard deviation of 11.5. What is the standard error of the mean for a sample of 70 students?
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jimthompson5910 (jim_thompson5910):
SE = sigma/sqrt(n) SE = 11.5/sqrt(70) SE = ??
OpenStudy (anonymous):
i thought it was 11.5/67.8(70)
OpenStudy (anonymous):
and then i got lost
jimthompson5910 (jim_thompson5910):
no the mean plays no part at all
OpenStudy (anonymous):
lol
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jimthompson5910 (jim_thompson5910):
I gave you the formula earlier
OpenStudy (anonymous):
yea, i plugged it in wrong ):
OpenStudy (anonymous):
well thank you (:
jimthompson5910 (jim_thompson5910):
yw
OpenStudy (anonymous):
1.37
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OpenStudy (anonymous):
homeboy rga pullin through once again^^ YEET
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