brf.json

[
  {
    "modelParams": {
      "name": "Base rate fallacy",
      "description": "Imagine running a disease test on a population in which 0.1% are infected. The test has a sensitivity of 100% (probability of a positive test given that the person has the disease) and specificity of 95% (probability of negative test when the person is well). If the test is positive, what is the probability a person is sick?",
      "steps": 1,
      "method": "rejection",
      "include": [],
      "table": false,
      "customCode": ""
    },
    "blocks": [
      {
        "id": "b1682787",
        "name": "Probability of event",
        "show": false,
        "type": "Data",
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "0.1",
        "units": "%",
        "dataType": "",
        "dataCategories": "",
        "minimized": false,
        "pos": {
          "x": 35,
          "y": 253
        }
      },
      {
        "id": "b59383790",
        "name": "Test sensitivity",
        "show": false,
        "type": "Data",
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "100",
        "units": "%",
        "dataType": "",
        "dataCategories": "",
        "minimized": false,
        "pos": {
          "x": -261,
          "y": 57
        }
      },
      {
        "id": "b73264460",
        "name": "Test specificity",
        "show": false,
        "type": "Data",
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "95",
        "units": "%",
        "dataType": "",
        "dataCategories": "",
        "minimized": false,
        "pos": {
          "x": -55,
          "y": -256
        }
      },
      {
        "id": "b94144129",
        "name": "Observed test result",
        "show": false,
        "type": "Data",
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "true",
        "units": "",
        "dataType": "boolean",
        "dataCategories": "",
        "minimized": false,
        "icon": "",
        "color": "#61c900",
        "size": 40,
        "pos": {
          "x": 252,
          "y": -29
        }
      },
      {
        "id": "b16284577",
        "distribution": "Bernoulli",
        "name": "Event",
        "once": false,
        "params": {
          "p": "Probability of event / 100"
        },
        "show": true,
        "type": "Random Variable",
        "typeCode": 0,
        "dims": "1",
        "units": "",
        "minimized": false,
        "icon": "",
        "color": "#eaac0c",
        "size": 40,
        "pos": {
          "x": 34,
          "y": 126
        }
      },
      {
        "id": "b12980152",
        "distribution": "Bernoulli",
        "name": "True positive",
        "once": false,
        "params": {
          "p": "Test sensitivity / 100"
        },
        "show": false,
        "type": "Random Variable",
        "typeCode": 0,
        "dims": "1",
        "units": "",
        "minimized": false,
        "icon": "",
        "color": "#eaac0c",
        "size": 40,
        "pos": {
          "x": -135,
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        }
      },
      {
        "id": "b47678101",
        "distribution": "Bernoulli",
        "name": "True negative",
        "once": false,
        "params": {
          "p": "Test specificity / 100"
        },
        "show": false,
        "type": "Random Variable",
        "typeCode": 0,
        "dims": "1",
        "units": "",
        "minimized": false,
        "icon": "",
        "color": "#eaac0c",
        "size": 40,
        "pos": {
          "x": -40,
          "y": -130
        }
      },
      {
        "id": "b18936580",
        "name": "Test result",
        "history": false,
        "show": false,
        "type": "Expression",
        "typeCode": 1,
        "expressionType": "If..Else",
        "params": {
          "condition": "Event",
          "true": "True positive",
          "false": "!True negative"
        },
        "value": "Event || !Correct measure",
        "units": "",
        "minimized": false,
        "icon": "",
        "color": "#0097cc",
        "size": 40,
        "pos": {
          "x": 0,
          "y": 0
        }
      },
      {
        "id": "b24040960",
        "type": "Condition",
        "typeCode": 5,
        "value": "Test result == Observed test result",
        "minimized": false,
        "pos": {
          "x": 127,
          "y": -46
        }
      }
    ],
    "methodParams": {
      "chains": 1,
      "samples": "100000"
    }
  }
]