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Course Content:

Module $1-$ Marketing Research Overview

Module $2-$ Marketing Research Problems,

QUESTION $1$

$e=z\sqrt[\phantom{2}]{\frac{pq}{n}},n=\frac{z^2(pq)}{e^2},n=\frac{s^2{z}^2}{e^2}$

Zoom$-$IT is a high$-$technology firm specializing in electronic consumer products. Managers commission the marketing research department to conduct a survey, and the critical question asks for likelihood to purchase the product on a $12-$ point scale. Management wants to be $95\%$ confident of the results, and they want the accuracy to be within $-\mathrm{.}25$ scale points. What sample size should they use?

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