Mermaid Quadrant Chart with MAIDR

Each point is announced by name with its two values; the quadrants are named in the subtitle.

quadrantChart
  title Reach and engagement of campaigns
  x-axis Low Reach --> High Reach
  y-axis Low Engagement --> High Engagement
  quadrant-1 We should expand
  quadrant-2 Need to promote
  quadrant-3 Re-evaluate
  quadrant-4 May be improved
  Campaign A: [0.3, 0.6]
  Campaign B: [0.45, 0.23]
  Campaign C: [0.57, 0.69]
  Campaign D: [0.78, 0.34]