Does this surprise anyone?

It lines up with general beliefs that fall along the lines of age and the parties.

That's reflective of the age gap, I would presume. It is kind of a meaningless correlation to a known gap.

Businesses use landlines, but that doesn't mean business people use them in their homes.

No, it seems like a page deliberately setup by Yahoo ( as all other media site do ) to accommodate their telecom advertisers. That way they can have a page relevant spot.

I use both. So I did not even care to look.