Computer Science · R Programming
In R for merging financial datasets, what is the conceptual role of the merge() function's by.x and by.y arguments in handling mismatched column names?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They convert factors to characters uniformly
- 2They limit the output to inner joins only
- 3They enforce row-wise binding instead of column-wise
- 4They specify keys from each data frame for joining, ensuring alignment✓
Correct answer
They specify keys from each data frame for joining, ensuring alignment
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