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  NBA Player Performance Analysis (1990–2024)
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  This project analyzes NBA player performance trends from 1990 to 2024 using season-level data. The goal was to clean, explore, visualize, and interpret long-term changes in scoring, assists, 3-point shooting, and player height. The dataset was filtered to include only NBA players, and the selected features were Season_Year, PTS, AST, 3PM, and height_cm. After cleaning, the final dataset contained 7,633 rows and 6 columns.
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  Visualizations and Insights
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  Average Points and Assists per Player (1990–2024)
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- ![Average Points and Assists](img 1.png)
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- Points remained consistently high, while assists grew gradually. This indicates an increase in offensive efficiency and ball movement across the league.
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  Average 3-Point Shots Made per Player
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- ![3PM Trend](img 2.png)
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- A major increase occurred after 2010, representing the shift toward perimeter play and analytics-driven shooting strategies.
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  Average Player Height Over Time
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- ![Height Trend](img 3.png)
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- Player height remained mostly constant, showing that strategic evolution, not physical change, drove the transformation of NBA play style.
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  Points vs Assists Over Time
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- ![Points vs Assists](img 4.png)
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- There is a clear positive relationship between assists and points. Newer seasons tend to appear higher on the trendline, indicating improvements in teamwork and shot creation.
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  Points-to-Assists Ratio
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- ![PTS/AST Ratio](img 5.png)
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- The ratio shows fluctuations across eras, reflecting tactical shifts between isolation-heavy scoring and team-oriented offenses.
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  Correlation Matrix
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- ![Correlation Matrix](img 6.png)
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- Key correlations:
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- - Points and assists: strongly positive
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- - Height and 3PM: moderately negative
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- - Height and points: slightly negative
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- - 3PM and points: weakly positive
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  Summary of Findings
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  1. Average points per player increased slightly over time.
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  2. Assists per player grew steadily, indicating improved teamwork and spacing.
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- 3. Three-point shooting exploded after 2010, marking the biggest tactical shift in modern basketball.
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- 4. Player height remained stable, suggesting that versatility and spacing became more important than size.
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- 5. The points-to-assists ratio shows how team dynamics evolved between eras.
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  Overall Result
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- The NBA evolved from slower, isolation-heavy basketball into a modern, fast-paced, perimeter-oriented, analytics-driven style of play. The transformation was driven mainly by strategic and tactical changes rather than changes in player physical profiles.
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- Files Included
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- - Copy_of_Assignment_1.ipynb
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- - cleaned_nba_data.csv
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- - players_stats_by_season_full_details.csv
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- - Visualization files (img 1.png, img 2.png, img 3.png, img 4.png, img 5.png, img 6.png)
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- - README.md
 
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+
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  NBA Player Performance Analysis (1990–2024)
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  This project analyzes NBA player performance trends from 1990 to 2024 using season-level data. The goal was to clean, explore, visualize, and interpret long-term changes in scoring, assists, 3-point shooting, and player height. The dataset was filtered to include only NBA players, and the selected features were Season_Year, PTS, AST, 3PM, and height_cm. After cleaning, the final dataset contained 7,633 rows and 6 columns.
 
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  Visualizations and Insights
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  Average Points and Assists per Player (1990–2024)
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+ ![Average Points and Assists](img 1.png)
 
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  Average 3-Point Shots Made per Player
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+ ![3PM Trend](img 2.png)
 
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  Average Player Height Over Time
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+ ![Height Trend](img 3.png)
 
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  Points vs Assists Over Time
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+ ![Points vs Assists](img 4.png)
 
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  Points-to-Assists Ratio
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+ ![PTS/AST Ratio](img 5.png)
 
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  Correlation Matrix
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+ ![Correlation Matrix](img 6.png)
 
 
 
 
 
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  Summary of Findings
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  1. Average points per player increased slightly over time.
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  2. Assists per player grew steadily, indicating improved teamwork and spacing.
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+ 3. Three-point shooting increased significantly after 2010.
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+ 4. Player height remained stable, suggesting strategy and spacing mattered more than size.
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+ 5. The points-to-assists ratio reveals tactical differences across eras.
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  Overall Result
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+ The NBA evolved from slower, isolation-heavy basketball into a modern, fast-paced, perimeter-oriented, analytics-driven style of play.