Hypothesis tests example hypothesis tests market

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Unformatted text preview: immediately after the new campaign showed 120 out of 250 households “aware” of the client’s product. Before the new campaign began, a telephone survey of 150 households in the test market area showed 60 households “aware” of the client’s product. Hypothesis Tests Example Hypothesis Tests Market Research Associates is conducting research to evaluate the effectiveness of a client’s new advertising campaign. A survey conducted immediately after the new campaign showed 120 out of 250 households “aware” of the client’s product. Before the new campaign began, a telephone survey of 150 households in the test market area showed 60 households “aware” of the client’s product. Example Hypothesis Tests Market Research Associates is conducting research to evaluate the effectiveness of a client’s new advertising campaign. A survey conducted immediately after the new campaign showed 120 out of 250 households “aware” of the client’s product. Before the new campaign began, a telephone survey of 150 households in the test market area showed 60 households “aware” of the client’s product. Difference Between 2 Population Proportions parameter D = p1 – p2 point estimator d p− 2 =1 p p( −p) p ( −p ) standard 11 1 21 2 σ= + error d n n 1 2 p( −p) p ( −p ) mar...
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This document was uploaded on 03/05/2014.

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