1. size(800, 600); // Adjusted height to 600
2. background(255);
3.  
4. // Define variables
5. float numBars = 10.0;
6. int gridSize = 10;
7. float sum = 0.0;
8. float mean = 0.0; // Adjusted mean value
9. float xOrigin = width * 0.1;
10. float yOrigin = height * 0.2;
11. float xEnd = width * 0.9;
12. float yEnd = height * 0.9;
13. float yLabelOffset = height * 0.04;
14. float xLabelOffset = width * 0.04;
15. float titleX = width * 0.5;
16. float titleY = height * 0.1;
17. float smallOffset = height * 0.03;
18. float titleFontSize = width * 0.025;
19. color barColor = color(100, 200, 100); // Greenish color
20.  
21. // Define grid and bar dimensions
22. float areaWidth = xEnd - xOrigin;
23. float areaHeight = yEnd - yOrigin;
24. float gridWidth = areaWidth / gridSize;
25. float gridHeight = areaHeight / gridSize;
26. float maxBarHeight = yEnd - yOrigin;
27. float xValue;
28. float barStart = yOrigin;
29. float barHeight = maxBarHeight / numBars;
30. float barLength;
31.  
32. // Generate random data for bars
33. int[] bars = {5, 7, 2, 9, 4, 8, 3, 6, 10, 1};
34.  
35. // Add title
36. fill(0);
37. String title = "Graph Visualization";
38. textSize(titleFontSize);
39. textAlign(CENTER);
40. text(title, titleX, titleY);
41.  
42. // Draw grid lines
43. noFill();
44. strokeWeight(1);
45. for (float x = xOrigin; x < xEnd; x += gridWidth) {
46.   for (float y = yOrigin; y < yEnd; y += gridHeight) {
47.     rect(x, y, gridWidth, gridHeight);
48.   }
49. }
50.  
51. // Draw x and y axes
52. strokeWeight(5);
53. strokeCap(ROUND);
54. line(xOrigin, yEnd, xEnd, yEnd); // x axis
55. line(xOrigin, yOrigin, xOrigin, yEnd); // y axis
56.  
57. // Add x-axis labels
58. for (int i = 0; i <= gridSize; i++) {
59.   String label = str(i);
60.   text(label, xOrigin + i * gridWidth, yEnd + xLabelOffset);
61. }
62.  
63. // Draw bars and labels
64. strokeWeight(1);
65. for (int i = 0; i < numBars; i++) {
66.   fill(barColor); // Adjusted color
67.   barLength = (bars[i] * gridWidth) / 2; // Adjusted width of the rectangles
68.   rect(xOrigin, barStart + (i * barHeight), barLength, barHeight);
69.  
70.   // Add bar value labels
71.   fill(255);
72.   String label = str(bars[i]);  
73.   text(label, xOrigin + barLength - smallOffset,
74.        barStart + (i * barHeight) + (barHeight / 1.5 ));
75. }
76.  
77. // Calculate and draw mean line
78. for (int i = 0; i < numBars; i++) {
79.   sum += bars[i];
80. }
81. mean = sum / numBars; // Adjusted mean calculation
82. stroke(235, 16, 13);
83. strokeWeight(3);
84. xValue = xOrigin + (mean * gridWidth);
85. line(xValue, yOrigin, xValue, yEnd);
86.  
87. // Add mean value label
88. fill(235, 16, 13);
89. String meanLabel = "Mean: " + mean;
90. textSize(titleFontSize);
91. textAlign(CENTER);
92. text(meanLabel, xValue, height * 0.18);
93.  
94. save("Assignment2.png");
95.