calculateMedian method
Implementation
double calculateMedian(List<double> data) {
var medVal = 0.0;
final copyData = List<double>.from(data);
if (copyData.length.isOdd) {
medVal = copyData[(copyData.length - 1) ~/ 2];
} else {
medVal = (copyData[copyData.length ~/ 2 - 1] +
copyData[copyData.length ~/ 2]) /
2;
}
return medVal;
}