testing scripts for IRT.jl package

IRT.jl

using IRT, CSV, DataFrames

url = "https://raw.githubusercontent.com/t-alfers/Rasch-Turing/master/dichotom.txt"
data = CSV.read(download(url), DataFrame, delim = "\t")
data = data[:, Not([:Anger, :Sex])]
data.person = collect(1:nrow(data))

m = model(OneParameterLogistic, data, Not(:person), :person)

# simulate data
# simulate(m)                       # existing design
# simulate(m, I = 20, P = 1000)     # new complete design
# simulate(m, i = 1:10, p = 1:100)  # new custom design

# prior prediction
# predict(Prior, m)
# predict(Prior, m, 1000)  # custom number of iterations

# sampling
@time IRT.sample!(m)

spelling.csv