Statistical Methods in eCommerce Research (Statistics in Practice)
by Wolfgang Jank,Galit Shmueli
ISBN 13: 9780470120125
Format: Hardcover (430 pages) Publisher: Wiley-Blackwell Published: 17 Oct 2008
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Business Analytics for Managers (Use R)
by Wolfgang Jank
ISBN 13: 9781461404057
Format: Paperback (200 pages) Publisher: Springer Published: 12 Aug 2011