Hasnain says:

"The problem we failed to anticipate was that sports fans ultimately had trouble making the leap from “Super Bowl” to “potato” to “Cards Against Humanity.” This was a real lesson in humility. In hindsight, our model lacked “external validity.” Instead of asking one person if the ad was effective 70 times, we should have asked 70 people one time. This left us susceptible to what statisticians call “correlated errors.”"

This is amazing

Posted on 2017-02-06T07:31:01+0000