Question: Using the following data to forecast using linear trend line where y= a+bx and both alpha and beta must be calculated. 4 decimal places required.

Using the following data to forecast using linear trend line where y= a+bx and both alpha and beta must be calculated. 4 decimal places required.

  1. 62
  2. 63
  3. 68
  4. 66
  5. 67
  6. 65
  7. 68
  8. 69
  9. 67
  10. 70
  11. ____

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