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Using the mean concept, it is found that:
The mean of a data-set is given by the sum of all observations divided by the number of observations.
For Florida Company(FC):
Thus, the mean is:
[tex]M = \frac{-5 + 15 + 20}{3} = \frac{30}{3} = 10[/tex]
The mean return for Florida Company is 10%.
For Minnesota Company(MC):
Thus, the mean is:
[tex]M = \frac{8 + 8 + 20}{3} = \frac{36}{3} = 12[/tex]
The mean return for Minnesota Company is 12%.
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