Text Manipulation in R with str_c()

Text Manipulation in R with str_c()

Assessment

Interactive Video

Information Technology (IT), Architecture, Social Studies

University

Hard

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The video tutorial introduces the Stringer R package, focusing on the STR_C function for combining strings. It demonstrates how to use STR_C with the iris data set to create descriptions by combining species and sepal length. The tutorial also covers creating data frames with combined strings and applying STR_C in the context of data sets. The use of GT extras for table formatting is briefly mentioned. The video encourages practice for better understanding.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the STR_C function in the Stringer R package?

To analyze numerical data

To load datasets

To combine strings with specified separators

To create beautiful tables

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an argument of the STR_C function?

Last name

First name

Separator

Data type

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the STR_C function handle vectors?

It combines elements of vectors into a single string

It sorts the vectors alphabetically

It converts vectors into numerical data

It splits vectors into individual characters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of a data frame, what does the mutate function do?

Filters the data frame

Sorts the data frame

Creates a new variable

Deletes existing variables

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using GT extras in the video tutorial?

To load additional datasets

To create new variables

To perform data analysis

To enhance the appearance of tables

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