Catherine Chao, Director of Marketing Research, Is Evaluating Consumer Acceptance

question 93

Multiple Choice

Catherine Chao, Director of Marketing Research, is evaluating consumer acceptance of a new toothpaste package.She plans to use a 95% confidence interval estimate of the proportion of households which prefer the new packages; she will accept a 0.05 error.Previous studies indicate that new packaging has an approximately 70% acceptance rate.The sample size should be at least _______.

• A)27
• B)59
• C)323
• D)427
• E)500

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Definitions:

Plastering And Painting

processes involving the application of plaster to walls for smoothing or protection followed by the application of paint for aesthetic or protective purposes.

Deep Cleaning

A thorough cleaning process going beyond the usual cleaning to reach deep grime and dirt in homes, offices, or other spaces.

Closet Doors

Doors specifically designed to enclose a closet space, often used to keep the contents hidden and the room tidy.

Transitional Expressions

Words or phrases used to link sentences and paragraphs together smoothly, indicating relationships between ideas.