Blog Archives

Fitting Distributions to Data with R

October 31, 2012
By

In “Fitting Distributions with R” Vito Ricci writes;

“Fitting distributions consists in finding a mathematical function which represents in a good way a statistical variable. A statistician often is facing with this problem: he has some observations of a quantitative character and he wishes to test if those observations, being a sample of an unknown population, belong from a...

Read more »

An R-based Research Notebook – Test

September 30, 2012
By

The following are from Tom Torsney-Weir’s blog (here’s the repo).

  • Simple MathJax and R example
  • A more complex example with caching
<!--begin.rcode test2,cache=TRUE x.vals <- runif(10) y.vals
  • Another plotting example using ggplot
<!--begin.rcode test3,cache=TRUE, message=FALSE library(ggplot2) c <!--begin.rcode test4,cache=TRUE, message=FALSE, results='asis' suppressPackageStartupMessages(library(googleVis)) ## Table with embedded links PopTable

Read more »

KLEMS (1)

September 22, 2012
By

This post is actually a homework I did. The data file contains input use, output, quantities, costs, and prices for total U.S. nondurable manufacturing for 1949-2001.

The data are defined as follows:

  • , , , , = Inputs corresponding to capital, labor, energy, materials, and purchased services,
  • = represents total output,
  • = respective quantity...

    Read more »