TABLE 14-4
A real estate builder wishes to determine how house size (House) is influenced by family income (Income) , family size (Size) , and education of the head of household (School) . House size is measured in hundreds of square feet, income is measured in thousands of dollars, and education is in years. The builder randomly selected 50 families and ran the multiple regression. Microsoft Excel output is provided below: 
-Referring to Table 14-4, one individual in the sample had an annual income of $40,000, a family size of 1, and an education of 8 years. This individual owned a home with an area of 1,000 square feet (House = 10.00) . What is the residual (in hundreds of square feet) for this data point?
Definitions:
Pairwise Comparisons
Statistical analyses involving the comparison of all possible pairs in a group to determine if significant differences exist between them.
Groups Examined
The specific categories or collections of data that are analyzed in a study to observe differences, effects, or outcomes.
Obtained Value
The real outcome or result attained through a statistical examination or experiment.
Within-groups Df
Degrees of freedom within groups in an analysis of variance (ANOVA), related to the variability of observations within each group.
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