{
    "data_id": "490",
    "name": "hip",
    "exact_name": "hip",
    "version": 1,
    "version_label": null,
    "description": "**Author**: cc@maths.bath.ac.uk  \n**Source**: [StatLib](http:\/\/lib.stat.cmu.edu\/datasets\/) - Date unknown  \n**Please cite**:   \n\nThis is the hip measurement data from Table B.13 in Chatfield's Problem Solving (1995, 2nd edn, Chapman and Hall). It is given in 8 columns. First 4 columns are for Control Group. Last 4 columns are for Treatment group (Note there is no pairing. Patient 1 in Control Group is NOT patient 1 in Treatment Group).",
    "format": "ARFF",
    "uploader": "Joaquin Vanschoren",
    "uploader_id": 2,
    "visibility": "public",
    "creator": null,
    "contributor": null,
    "date": "2014-09-29 00:06:37",
    "update_comment": null,
    "last_update": "2014-09-29 00:06:37",
    "licence": "Public",
    "status": "active",
    "error_message": null,
    "url": "https:\/\/www.openml.org\/data\/download\/52602\/hip.arff",
    "default_target_attribute": "",
    "row_id_attribute": null,
    "ignore_attribute": null,
    "runs": 0,
    "suggest": {
        "input": [
            "hip",
            "This is the hip measurement data from Table B.13 in Chatfield's Problem Solving (1995, 2nd edn, Chapman and Hall). It is given in 8 columns. First 4 columns are for Control Group. Last 4 columns are for Treatment group (Note there is no pairing. Patient 1 in Control Group is NOT patient 1 in Treatment Group). "
        ],
        "weight": 5
    },
    "qualities": {
        "NumberOfInstances": 54,
        "NumberOfFeatures": 8,
        "NumberOfClasses": null,
        "NumberOfMissingValues": 120,
        "NumberOfInstancesWithMissingValues": 30,
        "NumberOfNumericFeatures": 8,
        "NumberOfSymbolicFeatures": 0,
        "MeanSkewnessOfNumericAtts": -0.8111966155306783,
        "Quartile1StdDevOfNumericAtts": 8.021605141038547,
        "REPTreeDepth2AUC": null,
        "CfsSubsetEval_kNN1NErrRate": null,
        "kNN1NAUC": null,
        "J48.001.Kappa": null,
        "MeanStdDevOfNumericAtts": 9.207437412711066,
        "Quartile2AttributeEntropy": null,
        "REPTreeDepth2ErrRate": null,
        "CfsSubsetEval_kNN1NKappa": null,
        "kNN1NErrRate": null,
        "MajorityClassPercentage": null,
        "MinAttributeEntropy": null,
        "Quartile2KurtosisOfNumericAtts": 1.1628688609157796,
        "REPTreeDepth2Kappa": null,
        "ClassEntropy": null,
        "kNN1NKappa": null,
        "MajorityClassSize": null,
        "MinKurtosisOfNumericAtts": -0.14269769006321686,
        "Quartile2MeansOfNumericAtts": 70.66435185185185,
        "REPTreeDepth3AUC": null,
        "DecisionStumpAUC": null,
        "MaxAttributeEntropy": null,
        "MinMeansOfNumericAtts": 24.77777777777778,
        "Quartile2MutualInformation": null,
        "REPTreeDepth3ErrRate": null,
        "DecisionStumpErrRate": null,
        "MaxKurtosisOfNumericAtts": 2.7834731182001486,
        "MinMutualInformation": null,
        "Quartile2SkewnessOfNumericAtts": -0.8617124952840306,
        "REPTreeDepth3Kappa": null,
        "DecisionStumpKappa": null,
        "MaxMeansOfNumericAtts": 123.98148148148148,
        "MinNominalAttDistinctValues": null,
        "PercentageOfBinaryFeatures": 0,
        "Quartile2StdDevOfNumericAtts": 9.126827780924689,
        "RandomTreeDepth1AUC": null,
        "Dimensionality": 0.14814814814814814,
        "MaxMutualInformation": null,
        "MinSkewnessOfNumericAtts": -1.2973611406220253,
        "PercentageOfInstancesWithMissingValues": 55.55555555555556,
        "Quartile3AttributeEntropy": null,
        "RandomTreeDepth1ErrRate": null,
        "EquivalentNumberOfAtts": null,
        "MaxNominalAttDistinctValues": null,
        "MinStdDevOfNumericAtts": 7.558467753626306,
        "PercentageOfMissingValues": 27.77777777777778,
        "Quartile3KurtosisOfNumericAtts": 2.3944045757288075,
        "AutoCorrelation": null,
        "RandomTreeDepth1Kappa": null,
        "J48.00001.AUC": null,
        "MaxSkewnessOfNumericAtts": -0.22688294824210833,
        "MinorityClassPercentage": null,
        "PercentageOfNumericFeatures": 100,
        "Quartile3MeansOfNumericAtts": 115.8125,
        "CfsSubsetEval_DecisionStumpAUC": null,
        "RandomTreeDepth2AUC": null,
        "J48.00001.ErrRate": null,
        "MaxStdDevOfNumericAtts": 12.23935810377541,
        "MinorityClassSize": null,
        "PercentageOfSymbolicFeatures": 0,
        "Quartile3MutualInformation": null,
        "CfsSubsetEval_DecisionStumpErrRate": null,
        "RandomTreeDepth2ErrRate": null,
        "J48.00001.Kappa": null,
        "MeanAttributeEntropy": null,
        "NaiveBayesAUC": null,
        "Quartile1AttributeEntropy": null,
        "Quartile3SkewnessOfNumericAtts": -0.4742832486895795,
        "CfsSubsetEval_DecisionStumpKappa": null,
        "RandomTreeDepth2Kappa": null,
        "J48.0001.AUC": null,
        "MeanKurtosisOfNumericAtts": 1.18584672381024,
        "NaiveBayesErrRate": null,
        "Quartile1KurtosisOfNumericAtts": -0.08102856089075794,
        "Quartile3StdDevOfNumericAtts": 9.586525271876615,
        "CfsSubsetEval_NaiveBayesAUC": null,
        "RandomTreeDepth3AUC": null,
        "J48.0001.ErrRate": null,
        "MeanMeansOfNumericAtts": 71.41203703703704,
        "MeanMutualInformation": null,
        "NaiveBayesKappa": null,
        "Quartile1MeansOfNumericAtts": 25.239583333333332,
        "REPTreeDepth1AUC": null,
        "CfsSubsetEval_NaiveBayesErrRate": null,
        "RandomTreeDepth3ErrRate": null,
        "J48.0001.Kappa": null,
        "MeanNoiseToSignalRatio": null,
        "NumberOfBinaryFeatures": 0,
        "Quartile1MutualInformation": null,
        "REPTreeDepth1ErrRate": null,
        "CfsSubsetEval_NaiveBayesKappa": null,
        "RandomTreeDepth3Kappa": null,
        "J48.001.AUC": null,
        "MeanNominalAttDistinctValues": null,
        "Quartile1SkewnessOfNumericAtts": -1.109699283058767,
        "REPTreeDepth1Kappa": null,
        "CfsSubsetEval_kNN1NAUC": null,
        "StdvNominalAttDistinctValues": null,
        "J48.001.ErrRate": null
    },
    "tags": [],
    "features": [
        {
            "name": "control_1",
            "index": "0",
            "type": "numeric",
            "distinct": "15",
            "missing": "30",
            "min": "81",
            "max": "126",
            "mean": "110",
            "stdev": "10"
        },
        {
            "name": "control_2",
            "index": "1",
            "type": "numeric",
            "distinct": "15",
            "missing": "30",
            "min": "96",
            "max": "126",
            "mean": "114",
            "stdev": "8"
        },
        {
            "name": "control_3",
            "index": "2",
            "type": "numeric",
            "distinct": "16",
            "missing": "30",
            "min": "4",
            "max": "36",
            "mean": "25",
            "stdev": "8"
        },
        {
            "name": "control_4",
            "index": "3",
            "type": "numeric",
            "distinct": "16",
            "missing": "30",
            "min": "2",
            "max": "41",
            "mean": "26",
            "stdev": "9"
        },
        {
            "name": "treatment_1",
            "index": "4",
            "type": "numeric",
            "distinct": "27",
            "missing": "0",
            "min": "77",
            "max": "135",
            "mean": "117",
            "stdev": "12"
        },
        {
            "name": "treatment_2",
            "index": "5",
            "type": "numeric",
            "distinct": "24",
            "missing": "0",
            "min": "88",
            "max": "139",
            "mean": "124",
            "stdev": "9"
        },
        {
            "name": "treatment_3",
            "index": "6",
            "type": "numeric",
            "distinct": "25",
            "missing": "0",
            "min": "2",
            "max": "48",
            "mean": "25",
            "stdev": "9"
        },
        {
            "name": "treatment_4",
            "index": "7",
            "type": "numeric",
            "distinct": "29",
            "missing": "0",
            "min": "10",
            "max": "50",
            "mean": "31",
            "stdev": "9"
        }
    ],
    "nr_of_issues": 0,
    "nr_of_downvotes": 0,
    "nr_of_likes": 0,
    "nr_of_downloads": 0,
    "total_downloads": 0,
    "reach": 0,
    "reuse": 0,
    "impact_of_reuse": 0,
    "reach_of_reuse": 0,
    "impact": 0
}