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Which of the following join is by default used in plyr package?

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in Data Science by (121k points)
Which of the following join is by default used in plyr package?

(a) left

(b) right

(c) full

(d) all of the mentioned

This question was posed to me in an international level competition.

The origin of the question is Summarizing and Merging Data in section Getting Data of Data Science

1 Answer

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Best answer
The correct option is (a) left

Best explanation: Join is faster in plyr package.

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