The UScereal data frame has 65 rows and 11 columns.
The data come from the 1993 ASA Statistical Graphics Exposition,
and are taken from the mandatory F&DA food label. The data have been
normalized here to a portion of one American cup.
UScerealThis data frame contains the following columns:
mfrManufacturer, represented by its first initial: G=General Mills, K=Kelloggs, N=Nabisco, P=Post, Q=Quaker Oats, R=Ralston Purina.
caloriesnumber of calories in one portion.
proteingrams of protein in one portion.
fatgrams of fat in one portion.
sodiummilligrams of sodium in one portion.
fibregrams of dietary fibre in one portion.
carbograms of complex carbohydrates in one portion.
sugarsgrams of sugars in one portion.
shelfdisplay shelf (1, 2, or 3, counting from the floor).
potassiumgrams of potassium.
vitaminsvitamins and minerals (none, enriched, or 100%).
Venables, W. N. and Ripley, B. D. (1999) Modern Applied Statistics with S-PLUS. Third Edition. Springer.