(b) Find the least squares regression line. (Round your numerical values to two decimal places. y(x) = (c) Calculate the sum of squared error. (Round your answer to two decimal places.)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Consider the Following Graph and Answer the questions:

(b) Find the least squares regression line. (Round your numerical values to two decimal places.)

\[ y(x) = \text{[textbox]} \]

(c) Calculate the sum of squared error. (Round your answer to two decimal places.)

\[ \text{[textbox]} \]
Transcribed Image Text:(b) Find the least squares regression line. (Round your numerical values to two decimal places.) \[ y(x) = \text{[textbox]} \] (c) Calculate the sum of squared error. (Round your answer to two decimal places.) \[ \text{[textbox]} \]
The image shows a graph with a red line plotted on a coordinate plane. The x-axis and y-axis intersect at the origin (0,0) and are marked at intervals of 1 unit.

1. **Equation of the Line**: The red line follows a linear path across the graph. It passes through several key points:
   - (-2, 0)
   - (0, 2)
   - (3, 3)
   
   The equation of this line appears to have a positive slope.

2. **Points**:
   - The point (-2, 0) is located on the x-axis, indicating that the line crosses the x-axis at this point.
   - The point (0, 2) denotes where the line crosses the y-axis (y-intercept).
   - The point (3, 3) is another point on the line showing its continuation in the positive x and y directions.

3. **Axes**:
   - The x-axis (horizontal) and y-axis (vertical) both have tick marks at intervals of 1.
   - The graph extends from -3 to 3 on both the x and y axes.

This graph is an example of a linear function and displays how such a line can be understood through points and the general direction indicated by its slope.
Transcribed Image Text:The image shows a graph with a red line plotted on a coordinate plane. The x-axis and y-axis intersect at the origin (0,0) and are marked at intervals of 1 unit. 1. **Equation of the Line**: The red line follows a linear path across the graph. It passes through several key points: - (-2, 0) - (0, 2) - (3, 3) The equation of this line appears to have a positive slope. 2. **Points**: - The point (-2, 0) is located on the x-axis, indicating that the line crosses the x-axis at this point. - The point (0, 2) denotes where the line crosses the y-axis (y-intercept). - The point (3, 3) is another point on the line showing its continuation in the positive x and y directions. 3. **Axes**: - The x-axis (horizontal) and y-axis (vertical) both have tick marks at intervals of 1. - The graph extends from -3 to 3 on both the x and y axes. This graph is an example of a linear function and displays how such a line can be understood through points and the general direction indicated by its slope.
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Solve for points (-2,0) , (0,2) , (2,3)

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