Final answer:
For every $100 earned by a U.S. supermarket, a little over $1 is profit, indicating a typical profit margin in the supermarket industry. The mean amount spent on produce per visit, being $12.84, is a statistic derived from a sample of customers.
Step-by-step explanation:
The question regarding the profit of a supermarket for every $100 earned relates to the finances and profitability typical of supermarkets. The correct answer to the question is A) $1.00, indicating that for every $100 a U.S. supermarket earns, a little over $1 is profit. Supermarket businesses operate on relatively thin profit margins due to high competition and operational costs, such as labor, inventory, and utilities. Answering the study-related question, the mean amount spent on produce per visit by the customers in the sample is $12.84. This figure is an example of a D) Statistic, as it provides a descriptive measure calculated from a sample of data. The correct definition of a statistic in this context is a numerical characteristic of a sample.