Summary: New Wharton research shows that marketers are incorrectly crunching data and potentially getting wrong answers — and costing companies a lot of money.<br><hr><p style="color:grey;font-size:0.75em;"> Hosted on Acast. See <a style="color:grey;" target="_blank" rel="noopener noreferrer" href="https://acast.com/privacy">acast.com/privacy</a> for more information.</p>
