If more than 70% of firms regularly beat Wall Street quarterly earnings expectations, doesn't that suggest the "experts" setting expectations are not so good at their jobs?

I'm not a scientist, but if more than 70% of firms regularly beat Wall Street quarterly earnings expectations, doesn't that suggest the "experts" setting expectations are not so good at their jobs? pic.twitter.com/fgw9Zh9ClG

— Bruce Mehlman (@bpmehlman) November 28, 2018