Answer to Question #65128 in General Chemistry for Harleen Brar

Question #65128
The mean concentration of cadmium in 6 contaminated soil samples was found to be 0.875 with a standard deviation of 0.134. If it is desired to know the mean with a precision of 2% (RSD), how many additional samples must be taken?
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Expert's answer
2017-02-05T15:14:54-0500
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