![SOLVED:In a recent season, the population standard deviation of the yards per carry for all running backs was 1.21 . The yards per carry of 20 randomly selected running backs are listed. SOLVED:In a recent season, the population standard deviation of the yards per carry for all running backs was 1.21 . The yards per carry of 20 randomly selected running backs are listed.](https://cdn.numerade.com/previews/9a50ce63-90ff-4ba2-b126-a7709f6d467d_large.jpg)
SOLVED:In a recent season, the population standard deviation of the yards per carry for all running backs was 1.21 . The yards per carry of 20 randomly selected running backs are listed.
![NFL All-Time Records: Blake Bortles now has the third-highest yards-per- carry average among any quarterback ever - Big Cat Country NFL All-Time Records: Blake Bortles now has the third-highest yards-per- carry average among any quarterback ever - Big Cat Country](https://cdn.vox-cdn.com/thumbor/tc5PcP3qyoKc9uy3NjZsMgCU6uY=/0x0:2883x1922/1200x800/filters:focal(1212x731:1672x1191)/cdn.vox-cdn.com/uploads/chorus_image/image/61269131/usa_today_11216821.0.jpg)
NFL All-Time Records: Blake Bortles now has the third-highest yards-per- carry average among any quarterback ever - Big Cat Country
![Fun with yards per carry -- a deep dive on an incomplete statistic | Fantasy Football News, Rankings and Projections | PFF Fun with yards per carry -- a deep dive on an incomplete statistic | Fantasy Football News, Rankings and Projections | PFF](https://media.pff.com/2017/03/Barrett-4.png)
Fun with yards per carry -- a deep dive on an incomplete statistic | Fantasy Football News, Rankings and Projections | PFF
![Fun with yards per carry -- a deep dive on an incomplete statistic | Fantasy Football News, Rankings and Projections | PFF Fun with yards per carry -- a deep dive on an incomplete statistic | Fantasy Football News, Rankings and Projections | PFF](https://media.pff.com/2017/03/Barrett-3.png)