# Probability : Joint Mass Function, Three Sticks to form a Triangle and Recurrence Relation

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Suppose the joint mass function of X and Y, the numbers of goals scored by home and away teams in a soccer league is as shown in the below table...

Another way in which a stick might be broken "at random" is to independently

Select random points in each of the two halves. What would be the chance of the three pieces forming a triangle in this case?

Find a recurrence relation for the variance of Wn in Example 4.26.

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##### Solution Summary

Problems involving a joint mass function, three sticks to form a triangle and a recurrence relation are solved and the step-by-step answer is provided. The solution is detailed and well presented.

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