Exhibit 13-8
the Following Estimated Regression Model Was Developed Relating $\hat { Y }$

question 69

Multiple Choice

Exhibit 13-8
The following estimated regression model was developed relating yearly income Y in $1,000s) of 30 individuals with their age X1) and their gender X2) 0 if male and 1 if female) .
$\hat { Y }$ =30+0.7X1+3X2
Also provided are SST = 1,200 and SSE = 384.
-Refer to Exhibit 13-8. The yearly income of a 24-year-old male individual is

• A) $13.80
• B) $13,800
• C) $46,800
• D) $49,800

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Definitions:

Histogram

A graphical representation of the distribution of numerical data, where the data is split into bins or intervals, and the frequency of data within each bin is depicted by the height of a bar.

Bar Chart

A graphical representation of data using bars of different heights or lengths proportional to the values they represent.

Pie Chart

A circular graph divided into slices to illustrate numerical proportions in a dataset, where the arc length of each slice is proportional to the quantity it represents.

Outliers

Observations that are significantly different from, and lie outside the range of, most of the other data points.