Computer Science, asked by VedantBhagat, 8 months ago

1. Create a Data Frame quarterly sales where each row contains the item category, item name, and expenditure. Group the rows by the category, and print the total expenditure per category.​

Answers

Answered by anantgourav83
15

A data frame is a table or a two-dimensional array-like structure in which each column contains values of one variable and each row contains one set of values from each column. ... The data stored in a data frame can be of numeric, factor or character type.

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