Mathematics, 06.05.2020 05:45 970032036

The number of withdrawals a bank processes in a day follows a random variable X. The number of deposits in a day is represented by Y. X and Y are independent and have the following moment generating functions \displaystyle {M}_{X}(t)=\frac{p}{1-q{e}^{t}} \displaystyle {M}_{Y}(t)={\left(\frac{p}{1-q{e}^{ t}}\right)}^{r} q = 1 - p What is the expected number of transactions in a day?

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