input: from typing import List
  
  def create_data_visualization_dashboard(data: List[List[float]]) -> None:
      """ Create a data visualization dashboard using Matplotlib based on the provided data.
      The data is expected to be a list of two lists, the first representing the x-values 
      and the second representing the y-values. The dashboard will plot these values with a 
      green, dashed line and circular markers.
      
      >>> create_data_visualization_dashboard([[1, 2, 3, 4, 5], [10, 25, 30, 50, 80]])
      # Displays a plot titled "My Data Visualization Dashboard" with x-axis labeled 'X-axis'
      # and y-axis labeled 'Y-axis'. The plot shows a green, dashed line with circular markers 
      # connecting the provided data points.
      """
output:     import matplotlib.pyplot as plt
  
      x_values = data[0]
      y_values = data[1]
  
      plt.plot(x_values, y_values, 'go--', linewidth=2, markersize=8)
      plt.title("My Data Visualization Dashboard")
      plt.xlabel("X-axis")
      plt.ylabel("Y-axis")
      plt.show()