Explain how many samples of this size must be analyzed

Reference no: EM13686540

A certain analysis method was found to have a sampling constant Ks = 25g. Explain what mass of sample is required for a sampling standard deviation of +-2.0%? Explain how many samples of this size must be analyzed in order to give 90% confidence that the mean is known to within 1.2%? (mR2=Ks)

Reference no: EM13686540

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