{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "description": "The descriptive statistic of a set of measurements. A measurement value can be the result of combining various measurements and calculating descriptive statistics like average, maximum, minimum, etc. Additional descriptive statistics will be added as the need arises. A measurement value without a descriptive statistic is interpreted as being the result of an individual measurement.",
    "type": "string",
    "references": [
        {
            "value": "average",
            "description": "The NCIT code represents Average",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1510992"
        },
        {
            "value": "count",
            "description": "The NCIT code represents Count",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C0750480"
        },
        {
            "value": "maximum",
            "description": "The NCIT code represents Maximum",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C0806909"
        },
        {
            "value": "median",
            "description": "The NCIT code represents Median (Statistical Measurement)",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C0876920"
        },
        {
            "value": "minimum",
            "description": "The NCIT code represents Minimum",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1524031"
        },
        {
            "value": "standard deviation",
            "description": "The NCIT code represents Standard Deviation",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C0871420"
        },
        {
            "value": "sum",
            "description": "The NCIT code represents Sum",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1515051"
        },
        {
            "value": "variance",
            "description": "The NCIT code represents Variance",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1711260"
        },
        {
            "value": "20th percentile",
            "description": "The NCIT code represents Percentile, any of the 99 numbered points that divide an ordered set of scores into 100 parts each of which contains one-hundredth of the total.",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1264641"
        },
        {
            "value": "80th percentile",
            "description": "The NCIT code represents Percentile, any of the 99 numbered points that divide an ordered set of scores into 100 parts each of which contains one-hundredth of the total.",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C1264641"
        },
        {
            "value": "lower quartile",
            "description": "The NCIT code represents Quartile, any of four equal-sized sets of observations in a ranked sample.",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C2828255"
        },
        {
            "value": "upper quartile",
            "description": "The NCIT code represents Quartile, any of four equal-sized sets of observations in a ranked sample.",
            "url": "https://ncim.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20MetaThesaurus&code=C2828255"
        },
        {
            "value": "quartile deviation",
            "description": "In a distribution, partial variance between the upper quartile and lower quartile (semi inter quartile range)."
        },
        {
            "value": "1st quintile",
            "description": "One of the four values that divide the items of a frequency distribution into five classes with each containing one fifth of the total population."
        },
        {
            "value": "2nd quintile",
            "description": "One of the four values that divide the items of a frequency distribution into five classes with each containing one fifth of the total population."
        },
        {
            "value": "3rd quintile",
            "description": "One of the four values that divide the items of a frequency distribution into five classes with each containing one fifth of the total population."
        },
        {
            "value": "4th quintile",
            "description": "One of the four values that divide the items of a frequency distribution into five classes with each containing one fifth of the total population."
        }
    ],
    "enum": [
        "average",
        "count",
        "maximum",
        "median",
        "minimum",
        "standard deviation",
        "sum",
        "variance",
        "20th percentile",
        "80th percentile",
        "lower quartile",
        "upper quartile",
        "quartile deviation",
        "1st quintile",
        "2nd quintile",
        "3rd quintile",
        "4th quintile"
    ]
}