{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Used to describe the quotient of a normal random variable and the square root of a c2 random variable.  The t-distribution has one parameter n, the number of degrees of freedom. The relationship to mean m  and variance s2 are: m = 0 and s2 = n / (n - 2)",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ProbabilityDistributionType",
  "property" : [ ],
  "codesystem" : "d6d32e85-8b65-5cc9-8d19-64893bcc5c28",
  "concept_id" : "8b8e04ab-b8c5-58af-89e8-2b04ff358910",
  "ancestors" : {
    "T" : 0
  },
  "id" : "5861d1c9-fe44-406c-8660-1be09bf1c0ce",
  "code" : "T",
  "display" : "T",
  "version" : "2018-08-12"
}