of hybrid cars that have be requested for rental from a car rental office during a 50 day sample period is given in the following table. Demand for Cars Number of Days Probability 3 3 0.06 4 7 0.14 5 12 0.24 6 14 0.28 7 10 0.20 8 4
The number of hybrid cars that have be requested for rental from a car rental office during a 50 day sample period is given in the following table.
Demand for Cars Number of Days Probability
3 3 0.06
4 7 0.14
5 12 0.24
6 14 0.28
7 10 0.20
8 4 0.08
50 1.00
What is the expected (mean) number of hybrid rentals per day? Compute to one decimal place.
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What is the variance of the number of hybrid rentals per day?
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