R quiz

R for statistics and data analysis: vectors, data frames, common functions, and how analysts use it in practice.

This run has 10 questions. Each item may have 1 to 4 correct answers - mark all that apply. You have 20 seconds per question.

Select every answer that applies (1-4 may be correct).

R interviews focus on vectors, data frames, and analytical workflows. Revisit this quiz before data-science or analytics engineering screens.

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