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Calculating sample sizes for population with multinomial proportions
Geurts, Michael; Whitlark, David; Christensen, Howard; … - In: Marketing and research today : the journal of the … 22 (1994) 3, pp. 214
Persistent link: https://www.econbiz.de/10006407868
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PHONE SURVEYS - How well do respondents represent average Americans?
Whitlark, David; Geurts, Michael - In: Marketing research : a magazine of management and … 10 (1998) 3, pp. 13-18
Persistent link: https://www.econbiz.de/10007124721
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A LITTLE INDUCEMENT GOES A LONG WAY
Geurts, Michael; Whitlark, David - In: Marketing research : a magazine of management and … 6 (1994) 3, pp. 12-15
Persistent link: https://www.econbiz.de/10007142625
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Converging conflicting forecasting parameters in forecasting durable new product sales
Lawrence, Kenneth D.; Geurts, Michael - In: European Journal of Operational Research 16 (1984) 1, pp. 42-47
Persistent link: https://www.econbiz.de/10005240440
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Converging conflicting forecasting parameters in forecasting durable new product sales
Lawrence, Kenneth D.; Geurts, Michael - In: European journal of operational research : EJOR 16 (1984) 1, pp. 42-47
Persistent link: https://www.econbiz.de/10003614981
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Forecasting sales
Geurts, Michael; Lawrence, Kenneth D.; Guerard, John - In: Advances in business and management forecasting 1 (1994)
Persistent link: https://www.econbiz.de/10004197573