UScereal {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
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
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.
[Package
MASS version 7.2-23
Index]