On this Picostat.com statistics page, you will find information about the Diamond data set which pertains to Pricing the C's of Diamond Stones . The Diamond data set is found in the Ecdat R package. You can load the Diamond data set in R by issuing the following command at the console data("Diamond"). This will load the data into a variable called Diamond. If R says the Diamond data set is not found, you can try installing the package by issuing this command install.packages("Ecdat") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the Diamond R data set. The size of this file is about 7,997 bytes.
Pricing the C's of Diamond Stones
a cross-section from 2000
number of observations : 308
observation : goods
country : Singapore
A dataframe containing :
weight of diamond stones in carat unit
a factor with levels (D,E,F,G,H,I)
a factor with levels (IF,VVS1,VVS2,VS1,VS2)
certification body, a factor with levels (GIA,IGI,HRD)
price in Singapore \$
Chu, Singfat (2001) “Pricing the C's of Diamond Stones”, Journal of Statistics Education, 9(2).
Journal of Statistics Education's data archive :
Dataset imported from https://www.r-project.org.