i. Using trend projection, develop a formula to predict sales for years 11 and 12. Show all working and develop a table to calculate the slope and the intercept. ii. Use that formula to forecast television sales for years 11 and 12.
The following table shows the number of televisions sold over the last ten years at a local electronic store.
YEAR TV SALES
1 150
2 300
3 480
4 600
5 630
6 640
7 700
8 825
9 900
10 980
i. Using trend projection, develop a formula to predict sales for years 11 and 12. Show all working and develop a table to calculate the slope and the intercept.
ii. Use that formula to
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