Separate and Unite - manipulate your data with R programming

Separate and Unite - manipulate your data with R programming

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces two R functions, 'separate' and 'unite', which are part of the tidyverse package. It demonstrates how to manipulate the Gapminder dataset by splitting and combining data columns. The tutorial provides step-by-step instructions on using these functions, including setting up the environment and executing the code. The video emphasizes the ease of use and practical applications of these functions for data analysis.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two functions introduced in the video?

Join and Divide

Merge and Partition

Combine and Split

Separate and Unite

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the 'separate' function?

To merge two columns into one

To delete a column

To rename a column

To split a column into multiple columns

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which argument in the 'separate' function specifies where to split the data?

By

Sep

Into

Column

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'unite' function do?

Deletes a column

Splits one column into multiple columns

Combines multiple columns into one

Renames a column

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the 'unite' function, what does the 'sep' argument do?

Specifies the separator between combined values

Sets the data type of the new column

Indicates the columns to be united

Defines the new column name

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Gapminder dataset used for in the video?

To show how to install R packages

To demonstrate the use of 'separate' and 'unite' functions

To explain data visualization techniques

To teach data cleaning methods

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the recommended way to learn the functions discussed in the video?

By attending workshops

By watching more videos

By practicing and repeating the examples

By reading documentation