F I L E Use the data from the preceding question for the share of total shipment
Question:
F I L E Use the data from the preceding question for the share of total shipment of music that falls in the category of rock music from 1990–2008.
a. Make a forecast for the share of rock music in 2009 using the exponential smoothing method with α = 0.4.
b. Make a forecast for the share of rock music in 2009 using the exponential smoothing method with α = 0.6.
c. Use the MSE to pick the appropriate speed of decline for making a forecast for the share of rock music in 2009.
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Related Book For
Business Statistics Communicating With Numbers
ISBN: 9780071317610
1st Edition
Authors: Kelly Jaggia
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