When analyzing the iron content of a well drilled for use in a new housing development, water from the well was analyzed on three different days. The...

When analyzing the iron content of a well drilled for use in a new housing development, water from the well was analyzed on three different days. The following data was obtained:Fe contentmg/L1.56, 1.45, 1.511.42, 1.39, 1.461.52, 1.29, 1.41Calculate the pooled estimate of the standard deviation of the analysis. (15 points) For two sets of measurements, the following formula applies:spooled =