5 ms·The answer to a question in a headline is always the null hypothesis. In this case, "no".by gxti 16y agoThe answer to a question in a headline is always the null hypothesis. In this case, "no".hugh3 16y agoWhile I'm sure there must be exceptions out there somewhere, that's a pretty good rule of thumb.eru 16y agoIf it wasn't, they wouldn't state it as a question.