Earl Campbell won the Offensive Player of the Year award in the NFL in his rookie season in 1978.

who is the rookie offensive player of the year in the nfl
Interpreted as:
Who is the rookie offensive player of the year in a regular season in the NFL?
NAMESEASONTMGPOPOYYDSYDS/GTDRUSH YDSRUSH YDS/GRUSH TDREC YDSREC YDS/GREC TDKR YDSKR YDS/GKR TDPR YDSPR YDS/GPR TD
Earl CampbellEarl Campbell1978HOUHOU1511,49899.9131,45096.713483.2000.0000.00

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