Which of the Following Statements About Convolution Is Not correct

Multiple Choice

Which of the following statements about convolution is not correct?

A) Regardless of the number of possible outcomes, risk managers still perform convolution calculations by hand.
B) Convolution uses joint probabilities to estimate the combined effects of frequency and severity.
C) The outcome of the calculation using convolution will be expressed in dollars.
D) The total probability of all loss combinations have to add up to 1.