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Posted: **Mon Nov 15, 2021 11:03 am**

: A Pharmacologist Measured The Dopamine Concentration In The Brain Of Various Rats The Mean Concentration Was 1 269 Ng G 1 (26.55 KiB) Viewed 77 times

A pharmacologist measured the dopamine concentration in the brain of various rats. The mean concentration was 1,269 ng/gm and the deviation standard was 145 ng/gm. What was the standard error of the mean if: : (a) were 8 rats measured? (b) were 30 rats measured?