determine the percent recovery for a mtehod in which the recovery study was performbed by adding 50 Ul of a 5,000 ug/dl stock analyte to a 1.00 mL of a sample pool. Another 50 uL of analyste diluent was added to a second 1.00 mL of the sample pool to make a blank sample. The method results for these two samples averages 84. for the blan and 280.5 for the spiked