Ten weeks of data on the Commodity Futures Index are 7.35, 7.40, 7.55, 7.56, 7.60, 7.52, 7.52, 7.70, 7.62, and 7.55.

(a) Make a line chart using data above.

What type of pattern exists in the data?- Horizontal Pattern or Trend Pattern

(b)Use trial and error to find a value of the exponential smoothing coefficientthat results in a relatively small MSE.

Value of=_________________ (select your answer)

• 0.63
• 0.75
• 0.82
• 0.91

MSE =_______________ (select your answer)

• 0.0068
• 0.0073
• 0.0085
• 0.0099