A Contributor to an Uncertainty Estimate Is Designated as a Triangular

Multiple Choice

A contributor to an uncertainty estimate is designated as a triangular distribution. This value must be divided by the square root of 6 before being used. Why?

A) To ensure that no negative values are included
B) It is twice the size of the square root of 3 used for rectangular measurements
C) To ensure statistical reliability
D) This converts the +/- value to the equivalent of one standard deviation which all contributors must be expressed as
E) none of the above