Q. Actual Demand in units for past 10 months is:
Month: 1 2 3 4 5 6 7 8 9 10
Demand: 120 110 115 120 115 120 125 130 125 120
Compute forecast for 11th month using Exponential Smoothing Method in case smoothing component, α=0.20
Q. A production process is known to make a particular item in such a way which 5 percent of these are defective. If two items are randomly selected as they come off production line, illustrate what is probability which both are defective (assuming which y are independent)?