Description Usage Arguments Details Value

View source: R/twoGroupDesignMatrix.R

This function returns the design matrix for two-group mean estimation. The first column contains indicators for membership in the first group, and the second column contains indicators for memebership in the second group.

1 | ```
twoGroupDesignMatrix(group.one.indices, group.two.indices)
``` |

`group.one.indices` |
indices of observations in group one. |

`group.two.indices` |
indices of observations in group two. |

**Example**

1 2 3 4 5 6 7 8 | ```
D <- twoGroupDesignMatrix(1:2, 3:5)
# print(D) displays the following:
[,1] [,2]
[1,] 1 0
[2,] 1 0
[3,] 0 1
[4,] 0 1
[5,] 0 1
``` |

Returns a design matrix of size n by 2, where n is the sample size.

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