81. Solving a chemistry problem
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Product description
- In a silver coin, when analyzing parallel samples, the following silver content was obtained: 90.04; 90.12; 89.92; 89.94; 90.28; 90.02. Calculate the standard deviation of a single determination and the confidence interval of the mean (for a=0.95).
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.