type

Enumerated , one of ("percent" | "constant" | "sqrt" | "data") Determines the rule used to generate the error bars. If "constant, the bar lengths are of a constant value. Set this constant in value. If "percent", the bar lengths correspond to a percentage of underlying data. Set this percentage in value. If "sqrt", the bar lengths correspond to the square of the underlying data. If "data", the bar lengths are set with data set array`. Default: constant.