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Is Black Friday the cheapest day to buy stuff? After investigating the two largest markets - clothing and tech - the answer is a firm no. In this pricing analysis study, we analyzed 1.4 million prices of 4,024 sneakers from more than 200 retailers over the past 3 years to understand the relationship between prices on Black Friday and the rest of the year. We also analyzed one of the 5 most popular products from 3 different tech categories on Amazon to understand if th[…]

  The purpose of this page is to provide detailed stats about the 5Ks in the US. Feel free to use this information as long as you link to the original source.    The data for this statistics page is a result of the collaboration between the IAAF and RunRepeat.com. The stats about the 5-kilometer runs has been compiled and presented by Vania Nikolova, Ph.D. in Mathematical analysis.  If you want to compare your finish time with the rest of your f[…]

  Summary We spent 3 months conducting the largest research on salaries in the NBA league. The database contains 12,211 NBA players’ salaries dating from 1990-91 to the 2018-19 season, with a total of 2,244 different players playing in the NBA over this time. The research spreads over 6 different CBA agreements, with the last one (2017) still ongoing.   Key takeaways: The average salary in the NBA has increased more than 7x since the 1990-91 seas[…]

"Basketball is like poetry in motion; cross the guy to the left, take him back to the right, he's fallin back, then just J right in his face. Then you look at him and say, "What?" " - Jesus Shuttlesworth, He Got Game (1998)   As a truly global sport, basketball has spread its influence way above the sports sphere. The game has become a part of the music culture, fashion, and cinema, among others. We collected every single basketball movie in one[…]

  Are expensive workout shoes worth it? This study analyzed 323,776 reviews of 336 workout shoes from 20 different brands. The analysis focused on the pricing, rating, and savings for shoes across the entire category as well as individual brands.  The data makes it clear that expensive workout shoes are not better than more affordable ones.  In fact, the inexpensive workout shoes are overall rated better than the more expensive workout shoe options.[…]

The number of obese children may rise to 70 million by 2025. That’s more than double the 32 million figure recorded in 1990. It’s not just about weight. Obesity is linked to major health problems like diabetes, heart and joint problems, disability, and even some cancers. The World Health Organization recommends at least 60 minutes or more of physical activity for school going kids but only 21% of 6 to 19 years old get to the bare minimum mark. Rather, a Kai[…]

  In 2001, the NBA generated $2.5 billion in revenue from its teams. Ten years later it was $4 billion, and in 2018, the revenue grew to $8 billion. NBA teams are earning more and more money for their owners, so it's not surprising that the value of NBA teams also rises each year. This article will focus on changes in NBA teams' market values in the 21st century, and how/if the on-court performance affects the value of the team.   Summary On average, a[…]

  With the 2020 CrossFit Open kicking off on October 10th, RunRepeat conducted a survey among journalists and CrossFit experts around the world.  The survey consisted of 14 questions regarding their predictions for the top male competitors, top female competitors, and National Champions from their countries.  Here are their predictions.   Who will win the CrossFit Open - Female Competitors     To little surprise, the experts pred[…]

  The political divide is seemingly greater than ever. Although we are all citizens of the same country, there are clearly differences in the people that fall on both sides of the aisle. Which begs the question: how does one’s political affiliation impact their online shoe shopping behavior?  To answer that question, we enlisted the help of customers at RunRepeat.  We conducted a survey where customers were asked to self-identify their political[…]

  We decided to dive into statistics and create visual head-to-head comparisons of the World Cup quarterfinalists. Radar charts are created for easier H2H comparison of the opposing teams through offensive and defensive metrics.   1 Argentina - Serbia   Argentina is still undefeated in the WC, while Serbia suffered its first loss (Spain). However, looking at the numbers, Serbia is a clear favorite in this game. Let's look at the charts:  ***Al[…]