As the number of cable television subscribers has increased, the number of subscribers to satellite television services has increased as well. For y = number of satellite subscribers and x = number of cable subscribers, the scatter diagram shown here has been constructed. Of the polynomial models discussed in this section, which one would tend to be most applicable for such data, and what would be the signs of the partial regression coefficient(s) in the model?

Transcribed Image Text:

14 T 10 64 65 6 67 68 69 Cable Subscribers (millions)