The tracking signals computed using past demand history for three different products are as follows. Each product used the same forecasting technique.

TS 1 TS 2 TS 3 1

2 3

4 5

6 7

8 9

10 2.70 2.32 1.70 1.1 0.87 0.05 0.10 0.40 1.50 2.20 1.54 0.64 2.05 2.58 0.95 1.23 0.75 1.59 0.47 2.74 0.10 0.43 1.08 1.74 1.94 2.24 2.96 3.02 3.54 3.75 Discuss the tracking signals for each and what the implications are.