UScereal                package:MASS                R Documentation

Nutritional and Marketing Information on US Cereals

Description:

     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.

Usage:

     data(UScereal)

Format:

     This data frame contains the following columns:

     'mfr' Manufacturer, represented by its first initial: G=General
          Mills, K=Kelloggs, N=Nabisco, P=Post, Q=Quaker Oats,
          R=Ralston Purina.

     'calories' number of calories in one portion

     'protein' grams of protein in one portion

     'fat' grams of fat in one portion

     'sodium' milligrams of sodium in one portion

     'fibre' grams of dietary fibre in one portion

     'carbo' grams of complex carbohydrates in one portion

     'sugars' grams of sugars in one portion

     'shelf' display shelf (1, 2, or 3, counting from the floor)

     'potassium' grams of potassium

     'vitamins' vitamins and minerals (none, enriched, or 100%)

Source:

     The original data are available at <URL:
     http://lib.stat.cmu.edu/datasets/1993.expo/>.

References:

     Venables, W. N. and Ripley, B. D. (1999) _Modern Applied
     Statistics with S-PLUS._ Third Edition. Springer.

