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Linear Regression and Chart Example

Linear Regression and Chart Example
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2020-05-31 15:58
FunctionCoordinate GeometryProbability & StatisticsGeometric Construction
This example demonstrates how to perform linear regression analysis on data and generate charts, involving core math concepts like linear regression, pie/circle charts, roots, surfaces, logic, and dilation. It uses commands such as Line, OrthogonalLine, Intersect, Polygon, Sum, and FitLineY in GeoGebra for construction. Suitable for high school students and data analysis enthusiasts.

GeoGebra Commands & Parameters

  1. Line(F, H) → a
  2. OrthogonalLine(A, xAxis) → b
  3. OrthogonalLine(E, xAxis) → c
  4. OrthogonalLine(B, xAxis) → d
  5. OrthogonalLine(D, xAxis) → e
  6. OrthogonalLine(C, xAxis) → f
  7. Intersect(b, a) → H_1
  8. Intersect(c, a) → I
  9. Intersect(d, a) → J
  10. Intersect(a, f) → K
  11. Intersect(e, a) → L
  12. Polygon(A, H_1, 4) → poly1, g, h, i, j, M, N
  13. Polygon(I, E, 4) → poly2, k, l, m, n, O, P
  14. Polygon(B, J, 4) → poly3, p, q, r, s, Q, R
  15. Polygon(L, D, 4) → poly4, t, a_1, b_1, c_1, S, T
  16. Polygon(K, C, 4) → poly5, d_1, e_1, f_1, g_1, U, V
  17. Sum(A1:A5) → A6
  18. FitLineY({A, B, C, D, E}) → h_1

AI Drawing Prompt Reference

Draw a linear regression analysis chart featuring a line and its perpendiculars, along with several squares based on these lines. Start by drawing a line, then draw perpendicular lines from it to the X-axis, marking the intersections as H1, I, J, K, L. Form five squares using these intersection points and the feet of the perpendiculars, filling their interiors. Finally, fit a linear regression line using the points A, B, C, D, E and display it.
The prompt above was compiled from the original drawing commands and is for reference only.