Knowledge@wharton

When a report prepared by former Senator George J. Mitchell indicated that Roger Clemens and others used illegal performance-enhancing drugs a marketing agency prepared a voluminous report that relied on statistics to make the case for Clemens’ innocence. But an article written by four Wharton faculty -- Justin Wolfers Shane Jensen Abraham Wyner and Eric Bradlow -- questions the methodology used by the marketing agency noting that the validity of any statistical analysis is only as good as its individual components. And these components they add can be easily misinterpreted. See acast.com/privacy for privacy and opt-out information.