How Bill Cox's ERA Compares to Similar Players

Bill Cox posted a career ERA of 6.56, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. His strongest ERA season came in 1937, posting .710, well below the relief pitcher average of 4.82 that year. The highest point came in 1939 at 9.64, well above the relief pitcher average of 4.34 that year. Production slipped through the final seasons. The figure moved from 6.99 in 1938 to 9.64 in 1939 and 7.27 in 1940. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the ERA profile — ranging from .710 to 9.64 — though the career average remained well below league norms.

Bill Cox Lifetime ERA and Similar Stats

Stats similar to ERA for Bill Cox
Bill Cox
ERA
Bill Cox
Component ERA
Bill Cox
Defense Independent ERA
Career6.566.055.36
Season Avg.6.566.055.36
162 Game Avg.6.566.055.36
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Bill Cox ERA Per Season

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

Bill Cox ERA by Team

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

Bill Cox ERA Year-Over-Year Change

A waterfall chart tracking how Bill Cox'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 Cox ERA year-over-year waterfall chart

Bill Cox ERA Distribution vs. Comparable Players

Each box summarizes Bill Cox'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 Cox ERA distribution box chart versus comparable players

Bill Cox ERA — Season-by-Season Breakdown

Every season of Bill Cox'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 Cox ERA season-by-season breakdown table