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| Teaching Since: | May 2017 |
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| Questions Answered: | 66690 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
6.2.1Â Â Â Â A pharmacologist measured the concentration of dopamine in the brains of several rats. The mean concen- tration was 1,269 ng/gm and the standard deviation was 145 ng/gm.4 What was the standard error of the mean if
(a)Â Â Â Â 8 rats were measured?
(b)Â Â Â Â 30 rats were measured?
Â
(a)Â Â Â Â Calculate qthe standard eqrror of the mean.
(b)Â Â Â Â Construct a histogram of the data and indicate the
intervals y ; SD and y ; SE on your histogram. (See Figure 6.2.1.)
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