Rating is a means of classifying things in different categories.

• ELO rating system
• Suitability-to-audience ratings
  • Motion picture rating systems
    • MPAA film rating system
    • Film rating systems
    • TV Parental Guidelines
  • V-chip ratings
  • Entertainment Software Rating Board
• Fuel performance ratings:
  • Octane rating
  • Cetane rating
• PR rating
• Nielsen Ratings (television, other)
• Arbitron (radio)
• Naval rating
• Telecommunications rating
• Political, economic, and financial risks
  • The ICRG Risk Rating System
  • Coplin-O'Leary system

General rating scales

2 point scale

• Thumbs Up / Good
• Thumbs Down / Bad

4 point scale

• Excellent
• Good
• Fair
• Poor

5 point scale

• Excellent
• Good
• Fair
• Poor
• Very Poor / Horrible

See also

• Grading
• Rates (tax)