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Calculate Test Information Function

Source: R/methods_post_estimation.R
test_info.Rd

Calculate Test Information Function

Usage

test_info(x, ...)

Arguments

x

An object of class RTMB_Fit_Base

...

Additional arguments.

Examples

# \donttest{
  fit <- rtmb_irt(data = BigFive[, 1:5], model = "2PL", type = "ordered")
#> Pre-checking model code...
#> Checking RTMB setup...
  map_fit <- fit$optimize()
#> Starting RTMB optimization...
#> 
  ti <- test_info(map_fit)
  plot(ti)

# }