Bill James Career ERA Overview
Bill James's ERA was 3.2 for his 8-year Major League Baseball career.
1917 was his best season when his ERA was 2.09 and his worst season was 1911
when his ERA was 4.88. Bill James is middlin' tier compared to similar player cohorts career totals, not clearly beating or
being beat by USA (4.3461226399548), The Lost Generation (3.9563621656756), mlb (4.3614031148122), SP (4.3392668544321), and Y (3.0750522047158) player career averages. See the charts and graphs below that
visualize this information in more detail.
Earned run average (ERA) is a metric that shows how many earned runs on average, a pitcher or team's pitcher, gives up over the course of nine innings. It is calculated by dividing earned runs by innings pitched then multiplying the result by 9. Generally, for ERA, lower is better. (
Source)
Bill James Lifetime ERA and Similar Stats
Stats similar to ERA for Bill James
| Bill JamesERA | Bill JamesComponent ERA | Bill JamesDefense Independent ERA |
---|
Career | 3.2 | 3.79 | 4.08 |
Season Avg. | 3.61 | 4.19 | 4.18 |
162 Game Avg. | 3.2 | 3.79 | 4.08 |
More Info | See More | See More | See More |
Bill James ERA By Year Line Chart
This line chart shows Bill James's yearly ERA
for each season of his Major League Baseball career. Also included, for comparison,
are yearly player averages for MLB, Hall of Fame players, SP, and players from their
country of birth. For these groups, averages are calculated for each group's performance for the defined year.
Bill James ERA By Year Change
This waterfall chart attempts to show how Bill James's career ERA changed per season.
This data is cumulative for each season, each column represents the career ERA Bill James
had at that season in his career.
Bill James ERA By Year Box Chart
This chart attempts to draw comparisons between Bill James and related player groups by summarizing ERA
for each season played by Bill James. The box represents the middle 50% of the data for each player with the line in the box
being the median value. The whiskers represent the ranges for the top and bottom 25% of the data. Review the spread and
medians to draw your conclusions!
Bill James ERA Per Season Stats Table
This table shows Bill James ERA stats per season for his full MLB career with the
aggregations’ sum, average, minimum, maximum, and median. Also included, for comparison, are season
player averages for MLB, Hall of Fame players,
SP, and players from their country of birth. The comparisons are calculated for each
group for each year of Bill James career.
Note: "—" indicate there were no players
for comparison for a specific year. Most commonly this happens for the hall of fame group where there may
not have been a hall of famer playing that year.