TY - ADVS AU - Hathway,Nigel TI - How to design and evaluate a direct marketing test T2 - Statistics of direct marketing : understanding the key methods and calculations PY - 2008/// CY - London PB - Henry Stewart Talks KW - Direct marketing KW - Statistical methods N1 - Animated audio-visual presentations with synchronized narration; Title from title frames; Contents: Importance of testing -- What to test? -- Statistical concepts -- How large a sample size? -- Example -- Selecting the sample -- Formula for sample size -- Practical considerations -- Practical example: incentive test -- Practical example: creative test; Access restricted to subscribers UR - http://hstalks.com/lib.php?t=HST54.1791&c=250 UR - http://hstalks.com/lib.php?t=HST54&c=250 ER -