A process planner is working on plans to produce a new detergent. It is important to know the demand for warehouse space for the main raw material based on a similar material already used by the plant and for which the demand distribution below is known:

Demand in Tons per day	10	9	12	14	11	8
Frequency of occurrence in days	6	18	15	18	6	3

-What demand can be estimated for planning purposes based on 60 estimates? -Do the simulation to obtain the 60 estimates to estimate the average value of demand. (Make Confidence Interval) Please show all procedures and formulas.