Question: Answer the question below based on picture I attached 1..The quarterly sales (in millions of dollars) for the Disney Company from the first quarter of
Answer the question below based on picture I attached
1..The quarterly sales (in millions of dollars) for the Disney Company from the first quarter of 1991 to the third quarter of 1995 are shown in Table 8. Fit a Winter's exponential model to the data using 0.1, 0.3, and 0.2 for alpha, gamma and delta. Check the residuals of the model. Is the model adequate?
a.no because we can use othe models to fit the data
b.no because there's still significant autocorrelation in the residuals
c.yes because MSD is minimized
d.yes because there's no significant autocorrelation in the residuals.

Year Quarter Sales 1991 4 1,492.40 1991 1 1,439.00 1991 2 1,511.60 1991 3 1,739.40 1992 4 1,936.60 1992 1 1,655.10 1992 2 1,853.50 1992 3 2,079.10 1993 4 2,391.40 1993 1 2,026.50 1993 2 1,936.80 1993 3 2,174.50 1994 4 2,727.30 1994 1 2,275.80 1994 2 2,353.60 1994 3 2,698.40 1995 4 3,301.70 1995 1 2,922.80 1995 2 2,764.00 1995 3 3,123.60
Step by Step Solution
There are 3 Steps involved in it
Get step-by-step solutions from verified subject matter experts
