
106 5 Distribution Platform Introduction
Highlight and explore the other wash methods, paying attention to the starch content that is high-
lighted with each one. Try to determine whether one of the methods results in lower starch content
than the others.
Click in the histogram bars for Caustic Soda and Pumice Stone. Look at the corresponding points
that are highlighted in the
Starch Content (%) histogram.
It is often useful to have confidence intervals on the means or levels in these histograms. To get, for
example, a 95% confidence interval on the levels of
Method and Starch Content (%),
Select
Confidence Interval > .95 from the drop-down ...