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Basketball Rotation Index Calculator

Basketball Rotation Index Formula:

\[ \text{Rotation Index} = (PPG \times RPG \times APG)^{1/3} \]

points
rebounds
assists

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1. What is the Basketball Rotation Index?

The Basketball Rotation Index is a metric that estimates a player's versatility and overall contribution by combining their points, rebounds, and assists per game into a single value. It serves as a proxy for rotation value in basketball.

2. How Does the Calculator Work?

The calculator uses the Rotation Index formula:

\[ \text{Rotation Index} = (PPG \times RPG \times APG)^{1/3} \]

Where:

Explanation: The geometric mean (cube root of the product) provides a balanced measure that accounts for all three statistical categories equally.

3. Importance of Rotation Index

Details: This index helps evaluate players who contribute across multiple statistical categories, identifying versatile players who might be valuable rotation pieces even if they don't excel in any single category.

4. Using the Calculator

Tips: Enter the player's average points, rebounds, and assists per game. All values must be zero or positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: What is a good Rotation Index value?
A: Values vary by league and position, but generally: 5+ is solid rotation player, 10+ is starter level, 15+ is All-Star caliber.

Q2: Why use geometric mean instead of average?
A: Geometric mean better accounts for balanced contributions across categories and penalizes players who are extremely weak in one area.

Q3: Should other stats be included?
A: For a more comprehensive evaluation, consider adding steals and blocks, but PPG/RPG/APG captures most offensive contributions.

Q4: How does this compare to PER?
A: Rotation Index is simpler but less comprehensive than Player Efficiency Rating (PER), focusing only on three key stats.

Q5: Can this predict playing time?
A: While not perfect, higher Rotation Index values generally correlate with more minutes as coaches value versatile contributors.

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