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Q. How do you create a new column total_price in dplyr that is the sum of two existing columns price1 and price2?

  • (A) mutate(total_price = sum(price1, price2))
  • (B) create_column(total_price = price1 + price2)
  • (C) calculate_total(total_price = price1 + price2)
  • (D) mutate(total_price = price1 + price2)
  • Correct Answer - Option(D)
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  • Filed under category R Programming
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