Guy Cuthbert, managing director at visual analytics firm Atheon Analytics, says that many of the firms selectively choose data to back up currently held views, which is just opinion based decision-making. The firms usually prefer to take decisions using untested opinions rather than data science. By applying data science, firms can deliver insights which are intrinsically more valuable than what they have today.To know more on data science, go through the article of Toby Wolpe, senior reporter at ZDNet in London:

http://www.zdnet.com/big-data-what-to-trust-data-science-or-the-bosss-sixth-sense-7000026550/