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

question 14

Multiple Choice

Catherine Chao, Director of Marketing Research, is evaluating consumer acceptance of alternative toothpaste packages. She wonders whether acceptance is influenced by children in the household. Her staff prepared the following contingency table from a random sample of 100 households: Catherine's null hypothesis is ___.

• A) "children in household" is not independent of "preferred package"
• B) "children in household" is independent of "preferred package"
• C) "children in household" is related to "preferred package"
• D) "children in household" influences "preferred package"
• E) "pump" is independent of "tube"

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Definitions:

Artificial Nails

Synthetic extensions applied over natural fingernails, usually for cosmetic purposes.

Cleanliness

The state or quality of being clean and free from dirt, contaminants, or pollutants, often as a result of regular cleaning and maintenance activities.

Hand Care

Practices and products to maintain the health and appearance of the hands, including hygiene, moisturization, and protection.

Jewelry

Ornamental items worn for personal adornment, such as rings, earrings, necklaces, and bracelets, often made from or containing jewels and precious metals.