Question

Consider the following relational schema:

Sale(clerk, store, city, date, item, size, color) // a clerk sold an item on a particular day Item(item, size, color, price) // prices and available sizes and colors for items

Answer 1

The student is asked to complete a frequency table with the data provided from a survey of car salespersons on the number of cars sold in a week.

Step-by-step explanation:

The student's question pertains to the completion of a frequency table based on a survey of car salespersons and the number of cars they generally sell in a week. The survey results are as follows: 14 people sell three cars19 people sell four cars12 people sell five cars9 people sell six cars11 people sell seven carsThis question is from the subject of Business and is appropriate for High School level students.

To complete the table, we list the number of cars sold in one column and the corresponding number of salespersons in the adjacent column. This provides a clear and organized representation of the data which can then be used to create histograms, frequency polygons, or time series graphs if required.The student's question pertains to the completion of a frequency table based on a survey of car salespersons and the number of cars they generally sell in a week. The survey results are as follows: 14 people sell three cars19 people sell four cars12 people sell five cars9 people sell six cars11 people sell seven carsThis question is from the subject of Business and is appropriate for High School level students.