Loredana Vladescu (Statistics and Panel Analytics & RoR Director, Ipsos Interactive Services) a vorbit la conferinta SMARK KnowHow: Marketing Research 2011 despre cateva metode de control al calitatii datelor in cercetarea online.
[SMARK TV] Loredana Vladescu (Ipsos): "Metode de control al calitatii datelor in cercetarea online"
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