ECO101H1 Chapter 4-5: ECO101H1 Chapter 4-: Tut 3
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The college of business was interested in comparing the attendance for my two classes. The data follow.
Day | 11 am Class | 1230 pm class |
Monday | 20 | 30 |
Wednesday | 32 | 38 |
What is the MST?
What is the MSE
What is the MSB
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What is the calculated F distribution for the treatments?
Consider the following actual data for sales during the 12 months of 2012.
(a) Fill in the third column of 3-month moving average.
(b) Calculate the forecast value of sales in January of 2013.
(c) Calculate the forecast value of sales in February 2013 if January sales turn out to be 70,937.
(d) Use the data in question 6 to calculate 5-month weighted moving average to obtain the forecast value of sales in January 2013 if the last 5 months of 2012 are weighted by 0.12, 0.17, 0.15, 0.21, 0.19, respectively
Month | Actual Sales | Three-Month Moving Average | MAD1 | MAD2 |
January | 71,290 | |||
February | 70,912 | |||
March | 62,540 | |||
April | 64,258 | |||
May | 68,912 | |||
June | 70,512 | |||
July | 72,436 | |||
August | 70,887 | |||
September | 68,500 | |||
October | 64,312 | |||
November | 61,850 | |||
December | 66,275 |