Description Usage Arguments Value See Also Examples
Calculate the variance-covariance matrix for a Bradley-Terry model
| 1 | vcovBT(mu, X)
 | 
| mu | a vector of Bradley–Terry model parameter estimates | 
| X | a square matrix of paired comparisons | 
A Fisher information matrix
Other Bradley-Terry model utility functions: BradleyTerry,
hessianBT, loglikelihood,
pseudocount
| 1 2 | 
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