Consider the first question in the example of the Dutch supermarket used in beforehand. Below, you see the assessments of the 3 experts.

Question	Realization	Expert 1 5%   50%  95%	Expert 2 5%   50%  95%	Expert 3 5%   50%  95%
1	50	44    46    49	30    40    55	38    47    55

Using this table, we will now practice with the definition of a distribution function. The plot below shows the cumulative distribution functions of the 3 experts for question 1.

Consider now the probability density functions (pdf’s) of the three experts for question 1.