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What makes a good NBA player? (part 1)

Hi again! Today I will explore what physical attributes contribute to a successful NBA player. When we watch basketball, we sometimes hear the announcers and analysts talk about stats like wingspan, height, and hand size. How do these attributes contribute to a good player? Are there any that are particularly important? For this part one, I have scraped data from stats.nba.com to look at the distribution of physical attributes from the 2010-2017 NBA combine. To use my simple data scraper, check out my github: https://github.com/dzchen314, or email me for a tutorial (scraping data from stats.nba.com can be pretty tricky). First, I distill the data on these pages (https://stats.nba.com/draft/combine-anthro/#!?SeasonYear=2010-11) to the relevant features, such as by calculating a hand area feature in place of hand length and hand width (units are Imperial, pounds, inches, and inches^2). Now let's plot a notable correlation: Wingspan vs. height: both given in i...

The best and worst defenders of 2014-2015

Welcome to Money B-ball! I will be using data on NBA player statistics to model player performance. For the first post of this blog, I used data from the 2014-2015 NBA season to evaluate the effectiveness of NBA players in defending shooters by looking at how much they reduced the normal shooting averages of NBA shooters. In this analysis, I found that the top 10 defenders in reducing total shooting averages are: 1) Andrew Bogut (-9%) 2) Rudy Gobert (-8%) 3) Tony Allen (-8%) 4) Andre Roberson (-7%) 5) Roy Hibbert (-7%) 6) Draymond Green (-6%) 7) Serge Ibaka (-6%) 8) Anthony Davis (-5%) 9) Joakim Noah (-5%) 10) Trevor Booker (-5%) There's a lot of familiar names on this list - notable shot blockers like Rudy Gobert and Serge Ibaka. Most of these players are power forwards and centers, with the exception of Tony Allen and Andre Roberson, who are both defensive specialists. Andrew Bogut reduced the shooting averages of players he faced by more than 9%! Here are the b...