How Bill Anderson's ERA Compares to Similar Players

Bill Anderson posted a career ERA of 10.13, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. Across 1 season, the ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 1 season of data, the ERA arc was below league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 1 season.

Bill Anderson Lifetime ERA and Similar Stats

Stats similar to ERA for Bill Anderson
Bill Anderson
ERA
Bill Anderson
Component ERA
Bill Anderson
Defense Independent ERA
Career10.1310.754.5
Season Avg.10.1310.754.5
162 Game Avg.10.1310.754.5
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Bill Anderson ERA Per Season

Bill Anderson's ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Bill Anderson ERA per season line chart

Bill Anderson ERA by Team

Bill Anderson's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
Bill Anderson career ERA by team bar chart

Bill Anderson ERA Year-Over-Year Change

A waterfall chart tracking how Bill Anderson's career ERA shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Bill Anderson ERA year-over-year waterfall chart

Bill Anderson ERA Distribution vs. Comparable Players

Each box summarizes Bill Anderson's seasonal ERA alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Bill Anderson ERA distribution box chart versus comparable players

Bill Anderson ERA — Season-by-Season Breakdown

Every season of Bill Anderson's MLB career with ERA alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Bill Anderson ERA season-by-season breakdown table