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Spread function is known as ___________ in spreadsheets.

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Spread function is known as ___________ in spreadsheets.

(a) pivot

(b) unpivot

(c) cast

(d) order

I have been asked this question in final exam.

I need to ask this question from Data Wrangling in section Profiling, Simulation and Data Analysis of R Programming

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Correct option is (b) unpivot

For explanation I would say: Spread is known by other names in other places: it’s cast in reshape2, unpivot in spreadsheets and unfold in databases.

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