{
"test_name": "Rainbow Test (Python - statsmodels)",
"dataset": "lh",
"formula": "time ~ value",
"statistic": 5.687914885432281,
"p_value": 5.8634684114721884e-05,
"passed": false,
"fraction": 0.5,
"description": "Tests for linearity by comparing fit on central subset vs full data. Uses statsmodels.stats.diagnostic.linear_rainbow."
}