Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Concept explainers

Multiple Table
In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.
Question

 What's the output/target variable (predict variable)? Please answer the column name of the target variable. Don't include quote mark. 

 

 What are the input variable (or input features)? Please answer the column names of the input features. Don't include quote mark. 

 

In training datset, what's the mean value of `RM` (Keep two decimal places)? 

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