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Imputing scales using parcels of items as auxiliary variables

13 min read   ·   October 14, 2015

2015   ·   data science   R  

Simple R package to define sample sizes and MOEs

13 min read   ·   September 30, 2015

2015   ·   survey   R  

Functions for sample size and error

5 min read   ·   January 19, 2014

2014   ·   R   survey  

Cohort component projection

A simple example using R and matrices

12 min read   ·   July 2, 2013

2013   ·   demography  

Looking for variables in R

2 min read   ·   January 29, 2013

2013   ·   R