{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.calculatorx.com/schemas/engineering.uncertainty.coverage_factor/1.0.0/input.json",
  "title": "Coverage factor k — input",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "nu": {
      "type": [
        "number",
        "string",
        "null"
      ],
      "description": "Degrees of freedom ν (or ν_eff). Use inf or JSON null for infinite ν."
    },
    "confidence": {
      "type": "number",
      "exclusiveMinimum": 0,
      "exclusiveMaximum": 1,
      "description": "Two-sided coverage probability p. Default 0.95."
    }
  },
  "required": [
    "nu"
  ],
  "description": "Two-sided coverage factor k = t_{(1+p)/2}(ν) from degrees of freedom and confidence (GUM G.3 / G.4). Infinite ν uses the normal quantile. Not expanded U = k·u_c and not GUM propagate. (calculation_version 1.0.0)"
}