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2 Questions returned
No. & Date AskedQuestion
# 568 :: 12/21/08
Question 568 has been Answered
16 (a) Plot the data on U.S. general aviation shipments. (b) Describe the pattern and discuss possible causes. (c) Would a fitted trend be helpful? Ex. . .

Trend Line, Linear Regression

# 550 :: 12/12/08
Question 550 has been Answered
Jeff, I am working Trend lines for yearly data and I can't figure this step: trend line is Tt=22.6+0.45 t to generate yearly forecast. Trend line beg. . .

Trend Line