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blocksdesign (version 1.5)

upper_bounds: Efficiency bounds

Description

Finds upper A-efficiency bounds for regular block designs.

Usage

upper_bounds(nplots, ntrts, nblocks)

Arguments

nplots
the total number of plots in the design.
ntrts
the total number of treatments in the design.
nblocks
the total number of blocks in the design.

Details

Upper bounds for the A-efficiency factors of regular nested block designs (see Chapter 2.8 of John and Williams 1995). Non-trivial bounds are calculated for regular block designs with equal block sizes and equal replication. All other designs return NA.

References

John, J. A. and Williams, E. R. (1995). Cyclic and Computer Generated Designs. Chapman and Hall, London.

Examples

Run this code
# 50 plots, 10 treatments and 10 blocks for a design with 5 replicates and blocks of size 5
upper_bounds(nplots=50,ntrts=10,nblocks=10)

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