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**arm**: Data Analysis Using Regression and Multilevel/Hierarchical Models**readColumns**: Function to read data by columns

# Function to read data by columns

### Description

A function read data by columns

### Usage

1 | ```
read.columns(filename, columns)
``` |

### Arguments

`filename` |
user specified file name including path of the file |

`columns` |
which columns of the data to be read |

### Author(s)

Andrew Gelman gelman@stat.columbia.edu

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