Time Series 31
FIGURE 2.6A GE Series.10 30 50 70 903.05
3.10
3.15
3.20
3.25
3.30
FIGURE 2.6B Returns.0Returns0.082 4 6 8 100.06
0.04
0.02
0.00
–0.02
–0.04
–0.06FIGURE 2.6C GE Returns Q-Q Plot.Lag–2.9 –0.8 1.30.000.05–0.05Auto CorrelationFIGURE 2.6D GE Returns ACF.0510 15 20
Lag–0.2–0.00.20.40.60.81.0Auto Correlation