Case Based Critical Thinking Questions Case 5-2

question 49

Multiple Choice

Case Based Critical Thinking Questions Case 5-2
Carlos has developed a database for his organic farm. The farm sells organic produce and meat. In addition to the retail sales of his products, he offers cooking demonstrations five times each month for a small fee. The demonstrations are limited to 10 people. The database contains the following tables: Products, ProductPrices, ProductCosts, Suppliers, Customers, and CookingDemos. The Products, Product Prices, Product Costs and Suppliers tables are related using the ProductID field. The Customers and CookingDemos tables are related on the CustomerID field. Carlos needs to make some decisions using his database. Determine the best method for Carlos to use to achieve the results he wants.
Carlos has decided to market his cooking demonstrations based on his most abundant products.  To do that he needs to know the quantity of each product by category (such as beef, green vegetables, peppers, etc.)   Because each product in the Products table is assigned a category in the Category field, he will create a query that lists the categories in rows in the datasheet and the product totals as columns in the datasheet when the query is run.  Which type of query will Carlos create?

• A) crosstab query
• B) parameter query
• C) simple query
• D) top values query

---

Definitions:

Population Means

The average value of a given characteristic within a specified population.

Point Estimate

A single value or statistic calculated from a sample and used to estimate a corresponding population parameter.

Population Means

Refers to the average of all the individual values in a population.

T Distribution

A type of probability distribution that is symmetric and bell-shaped, commonly used for estimating population parameters when the sample size is small and the population variance is unknown.