Quantitative methods Probabilities

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An online sweepstakes has the following payoffs and probabilities.  Each person is limited to one entry.
 
           
 
The probability of winning at least $1,000.00 is ________. [removed]

 

 

The following data summarizes the historical demand for a product.
 

Month

Actual Demand

March

20

April

25

May

40

June

35

July

30

August

45

 
Use exponential smoothing with α = .2  and the smoothed forecast for July is 32. Determine the smoothed forecast for August.

 

Daily highs in Sacramento for the past week (from least to most recent) were:  95, 102, 101, 96, 95, 90 and 92.  Develop a forecast for today using a 2 day moving average.