RaschSampler (version 0.8.0)

phi: Example User Function

Description

Calculates the $R_\phi$ statistic, i.e., the range of the inter-column correlations ($\phi$-coefficients) for a binary matrix.

Usage

phi(mat)

Arguments

mat

a binary matrix

Value

• the range of the inter-column correlations

Examples

ctr <- rsctrl(burn_in = 10, n_eff = 5, step=10, seed = 123, tfixed = FALSE)
mat <- matrix(sample(c(0,1), 50, replace = TRUE), nr = 10)
rso <- rsampler(mat, ctr)
rso_st <- rstats(rso,phi)
print(unlist(rso_st))