Missing Values In Excel - Hadley Wickham
Missing Values In Excel Empty cells are treated as 0 when: • you do simple arithmetic, eg 9 – blank = 9 Empty cells are treated as missing when:
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Reshaping data with the reshape package
had.co.nzReshaping data with the reshape package Hadley Wickham. http://had.co.nz/reshape September 2006 Contents 1 Introduction 2 2 Conceptual framework 3 3 Melting data 4
Reshaping Data in R - Hadley Wickham
had.co.nzProceedings of the 4th International Workshop on Directions in Statistical Computing (DSC 2005) Reshaping Data in R Hadley Wickham. http://had.co.nz/reshape
Simulation - Hadley Wickham
had.co.nzBasics of simulation • Want to: • generate random numbers from known distribution • want to repeat the simulation multiple times
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