Simplify the following text for a Grade 11 native English-speaking person.
Original: Born in Sioux City , Iowa , William Edwards Deming was raised in Polk City , Iowa on his grandfather Henry Coffin Edwards 's chicken farm , then later on a 40 acre farm purchased by his father in Powell , Wyoming .
Simplified: Born in Sioux City , Iowa , William Edwards Deming was raised in Polk City , Iowa on his grandfather Henry Coffin Edwards 's chicken farm , then later on a 40 a farm purchased by his father in Powell , Wyoming .