Tommy Prothro,a Marketing Manager for Golden Snack Bars,has Commissioned Marketing

question 47

Multiple Choice

Tommy Prothro,a marketing manager for Golden Snack Bars,has commissioned marketing research to determine if one recipe of snack bar is superior to another recipe.More than 400 persons who were "snack bar eaters" were involved in taste tests and,after tasting both recipes,they were asked which recipe they would purchase the next time they purchased snack bars.Tommy is now looking at the data and he sees that recipe A had 53 percent stating a preference,whereas recipe B had 47 percent.Tommy's brand manager felt this was "significant" evidence that the firm should produce recipe A.But Tommy wanted more evidence so he asked the research firm to run a test to determine if there was a significant difference between the two recipes.By doing this,Tommy would get information that would allow him to determine:

• A)if there are real differences between the two recipe preferences in the population.
• B)if the differences between the recipes are really 6 percent or more.
• C)the number of consumers in each target market preferring recipe A versus B.
• D)whether or not the statisticians in the research firm agree with his brand manager.
• E)None of the above;there is no statistical test to determine significant differences between two percentages.

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Definitions:

Hydrogen Ion

A positively charged ion (H+) formed when a hydrogen atom loses its electron.

Bufferin

A brand of aspirin that contains a buffering agent to prevent stomach irritation.

Acetyl Salicylic Acid

A chemical compound better known as aspirin, used as an anti-inflammatory, analgesic, and antipyretic.

Buffer

Substance or group of substances that tend to resist pH changes of a solution, thus stabilizing its relative acidity and basicity.