Engineering history: In which decade was the American Institute of Electrical Engineers (AIEE) founded? Give the decade of establishment before its merger into IEEE in 1963. Choose the correct decade.

Given data

• AIEE's founding decade is asked.

Concept/Approach
The AIEE was founded in 1884 in the United States; in 1963 it merged with the IRE to form IEEE.

Step-by-step
Founding year 1884 → falls in the 1880s decade.

Common pitfalls
Mixing the merger year (1963) with the founding decade.

Final Answer
1880s