52.Listed below is the net sales in $ million for Home Depot Inc., and its subsidiaries from 1994 to 2003.Using the printout below, what are the estimated sales for 2011? A. $90,618.6 MillionB. $97,082.5 MillionC. $116,464.2 MillionD. $103,546.4 MillionE. $110,010.3 Million53.What is the general equation for the logarithmic trend equation is log =: A. Lna+ Lnb(t)B. Lnat Lnb(t)C. at b(t)D. ab(t)E. atb
54.How will data which increases (or decreases) by equal percents appear when plotted on graph paper having an arithmetic scale? 55.Which of the following is true for the exponential equation? t256.A logarithmic straight-line trend equation should be used for forecasts when the time series is increasing by?
57.If the data appears to be increasing exponentially and we wish to forecast number of passengers for year 9, we can use Log10 and linear regression equation. What is the linear equation for Log10 of this data? A. B. C. D. E.
58. What is Log10 of the forecast for year 9?
59.If the data appears to be increasing exponentially and we wish to forecast number of passengers for year 9, we can use Ln and linear regression equation. What is the linear equation for Ln of this data?
60. What is Ln of the forecast for year 9?
61. What is the forecast for year 9? A. 20.725B. 20.025C. 17.100D. 28.122E. 19.325 62.If a quarterly seasonal index is 0.56, it implies that: 63.In the calculation of 4-quarter seasonal indices the total of the quarterly means will be:
64.A plastics manufacturing performed a quarterly time series analysis for demands over the last five years (periods 1 through 20). The analysis resulted in the following trend equation and seasonal indexes:= 920.0 + 22.6 tBased on the seasonal indexes, which quarter is expect to have 21% more demand than predicted by the
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- Spring '13
- Statistics, Time series analysis, Trend estimation, correct statements