TV By The Numbers created a “Renew/Cancel Index”, which “predicts” potential renewal or cancellation for scripted broadcast primetime shows for the 2010-11 season (results through November 8, 2009) – interesting stuff.

Read a snippet of the article below:

For most broadcast shows, exile to Friday means your network thinks the show is past its time, and should peacefully fade away without damaging the ratings of shows on Sunday-Thursday. That’s likely the idea that the CW had when it put Smallville on Fridays this season. But defying conventional wisdom (and to many fans, the wishes of CW chief Dawn Ostroff), not only has Smallville refused to go quietly, it was tied for second best adults 18-49 rating on the CW last week. I know that the CW targets women 18-34, but be certain they sell advertising based on whatever attractive demo ratings they get. Those results cannot be ignored.

Read the article in it’s entirety and check-out the “Renew/Cancel Index” chart at TV By The Numbers here.