Description Usage Arguments Details Value Author(s) References Examples

Allocates observations to treatment (1) or control (0) within strata

1 | ```
stratblockalloc(n, blksize)
``` |

`n` |
number of observations |

`blksize` |
size of each block: must be even number |

Allocates observations within each block of size blksize so that half of the observations in each block are in the treatment group and the other half are in the control group.

vector of allocations to treatment (1) or control (0) group

Xiaoshu Zhu xiaoshuzhu@westat.com and Sharon Lohr

Lohr, S. and X. Zhu (2015). Randomized Sequential Individual Assignment in Social Experiments: Evaluating the Design Options Prospectively. Sociological Methods and Research. [Advance online publication: December 27, 2015] doi: 10.1177/0049124115621332.

1 | ```
stratblockalloc(20,2)
``` |

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