input: def create_data_visualization_dashboard():
      """Create a data visualization dashboard in Python using Matplotlib.
      This function generates and displays a simple line plot with marked points.
      >>> create_data_visualization_dashboard()
      (Output is the plot: a line graph with x values 1, 2, 3, 4, 5 and y values 10, 25, 30, 50, 80,
      with a green line and circular markers with a dashed style.)
      """
output:     import matplotlib.pyplot as plt
  
      x = [1, 2, 3, 4, 5]
      y = [10, 25, 30, 50, 80]
  
      plt.plot(x, y, color='green', marker='o', linestyle='dashed')
      plt.title('Simple Line Plot')
      plt.xlabel('X values')
      plt.ylabel('Y values')
      plt.show()