Intergarated products Need to estimate its pc sales for the nextnext year. the most recent six years of revenue data for the companys line of xt personal computers and those of the industry, is found in the table below; Year XT PC Sales (000,000) All Industry PC Sales Revenue 1 2.4 4.6 2 5.9 8.6 3 15.5 10.7 4 27.8 14.8 5 35.9 18.5 6 38.1 19.4 a) Assuming that the sales data above are representative of sales expected next year , use time series regression analysis to forecast next years sales b) determine the correlation correlation for he ime forecast and interpret is meaning c) find the coefficient of determination for the time series forecast and intpret it s meaning
Intergarated products Need to estimate its pc sales for the nextnext year. the most recent six years of revenue data for the companys line of xt personal computers and those of the industry, is found in the table below;
| Year | XT PC Sales (000,000) | All Industry PC Sales Revenue |
| 1 | 2.4 | 4.6 |
| 2 | 5.9 | 8.6 |
| 3 | 15.5 | 10.7 |
| 4 | 27.8 | 14.8 |
| 5 | 35.9 | 18.5 |
| 6 | 38.1 | 19.4 |
a) Assuming that the sales data above are representative of sales expected next year , use time series regression analysis to forecast next years sales
b) determine the
c) find the coefficient of determination for the time series forecast and intpret it s meaning
d) perform a regression analysis between the annual sales revenues of XT Personal computers and all personal computers if the estimate of next years industry PC sales revenues is $21.9 billion?
e) which independent variable should intergrated products coporation IPC choose for its forcasting of sales revenues?
Step by step
Solved in 4 steps
