Question 1

Which of the following is NOT a text analytic procedure?

Accepted Answer

A)  Creating keyword-in-context dictionaries 
B)  Sentiment analysis 
C)  Topic modeling 
D)  Analyzing ngrams 
E)  All of the above are text analytic procedures 
A)  Creating keyword-in-context dictionaries 
B)  Sentiment analysis 
C)  Topic modeling 
D)  Analyzing ngrams 
E)  All of the above are text analytic procedures E

Question 2

What does the term "bigram" mean?

Accepted Answer

A)  A graph with two levels. 
B)  A phrase with two words treated as a single token. 
C)  Two unigrams. 
D)  The term "bigram" is short for "big ram", where ram is computer memory. Many text analytic processes require big ram. 
A)  A graph with two levels. 
B)  A phrase with two words treated as a single token. 
C)  Two unigrams. 
D)  The term "bigram" is short for "big ram", where ram is computer memory. Many text analytic processes require big ram. B

Question 3

"Tokens" can NOT be which of the following?

Accepted Answer

A)  A word 
B)  An ngram 
C)  A paragraph 
D)  Any of the above can be a token 
A)  A word 
B)  An ngram 
C)  A paragraph 
D)  Any of the above can be a token D

Question 4

The TextMiner (tm) package works with objects in both tdm and dtm formats. In one short sentence, what do tdm and dtm stand for and what is the main difference?

Accepted Answer

The answer of The TextMiner (tm) package works with objects...

Question 5

Which technique might be loosely characterized as a form of "factor analysis for words"?

Accepted Answer

A)  Latent Dirichlet Analysis (LD
A)  
B)  Multigroup Analysis of Word Frequencies 
C)  Comparison Word Clouds 
D)  Lexical Dispersion Analysis 
A)  Latent Dirichlet Analysis (LD
A)  
B)  Multigroup Analysis of Word Frequencies 
C)  Comparison Word Clouds 
D)  Lexical Dispersion Analysis

Question 6

Let "x" be an object of data class "Corpus" and "SimpleCorpus", associated with the "tm" package. To view the contents of "x" directly, which command from the tm package is used:

Accepted Answer

A)  View 
B)  str 
C)  summary 
D)  inspect 
A)  View 
B)  str 
C)  summary 
D)  inspect

Question 7

When the term "excit" is made to include "excite", "excited", "excitement", and other works beginning with "excit", one has engaged in word …

Accepted Answer

A)  Truncating 
B)  Wild cards 
C)  Trimming 
D)  Stemming 
A)  Truncating 
B)  Wild cards 
C)  Trimming 
D)  Stemming

Question 8

What was the name of the package used in Chapter 9 for very simple web scraping from html (web) format to text format? _____________________________.

Accepted Answer

The answer of What was the name of the package...

Question 9

What is the name of the visualization package used for many of the figures for text analytic results in Chapter 9? _________________________.

Accepted Answer

The answer of What is the name of the visualization...

Question 10

A collection of documents to be used in text analytic research is called a __________________.

Accepted Answer

The answer of A collection of documents to be used...

Question 11

In one short sentence, what does the "gutenbergr" package do?

Accepted Answer

The answer of In one short sentence, what does the...

Question 12

Which R package can be used to read in Word (.doc or .docx) files?

Accepted Answer

A)  tm 
B)  quanteda 
C)  textreadr 
D)  tidytext 
A)  tm 
B)  quanteda 
C)  textreadr 
D)  tidytext

Question 13

In one short sentence, what are "stopwords" in the quanteda package?

Accepted Answer

The answer of In one short sentence, what are "stopwords"...

Question 14

What are these terms examples of : UTF-8 (Unicode), ISO-8859-1 (Latin 1), and EBCDIC (IBM)?

Accepted Answer

A)  Tokenization 
B)  Types of character encoding 
C)  Types of lexical dispersion 
D)  Types of latent dirichlet analysis 
A)  Tokenization 
B)  Types of character encoding 
C)  Types of lexical dispersion 
D)  Types of latent dirichlet analysis

Question 15

What is a kwic index?

Accepted Answer

A)  For a given corpus, a kwic index alphabetically lists all words or words of researcher interest, one instance of a word per line, surrounded by a window of leading and trailing words. 
B)  For a given corpus, a kwic index is the digital analog of the index found in the back of most textbooks, except it is generated automatically. 
C)  For a given corpus, a kwic index is an automated index constructed in the K language, which is known for its speed, facility in handling arrays, and expressive syntax. 
D)  For a given corpus, a kwic index is an index to the global policy documents of the Kawartha World Issues Centre. 
A)  For a given corpus, a kwic index alphabetically lists all words or words of researcher interest, one instance of a word per line, surrounded by a window of leading and trailing words. 
B)  For a given corpus, a kwic index is the digital analog of the index found in the back of most textbooks, except it is generated automatically. 
C)  For a given corpus, a kwic index is an automated index constructed in the K language, which is known for its speed, facility in handling arrays, and expressive syntax. 
D)  For a given corpus, a kwic index is an index to the global policy documents of the Kawartha World Issues Centre.

Which of the following is NOT a text analytic procedure?

What does the term "bigram" mean?

"Tokens" can NOT be which of the following?

The TextMiner (tm) package works with objects in both tdm and dtm formats. In one short sentence, what do tdm and dtm stand for and what is the main difference?

Which technique might be loosely characterized as a form of "factor analysis for words"?

Let "x" be an object of data class "Corpus" and "SimpleCorpus", associated with the "tm" package. To view the contents of "x" directly, which command from the tm package is used:

When the term "excit" is made to include "excite", "excited", "excitement", and other works beginning with "excit", one has engaged in word …

What was the name of the package used in Chapter 9 for very simple web scraping from html (web) format to text format? _____________________________.

What is the name of the visualization package used for many of the figures for text analytic results in Chapter 9? _________________________.

A collection of documents to be used in text analytic research is called a __________________.

In one short sentence, what does the "gutenbergr" package do?

Which R package can be used to read in Word (.doc or .docx) files?

In one short sentence, what are "stopwords" in the quanteda package?

What are these terms examples of : UTF-8 (Unicode), ISO-8859-1 (Latin 1), and EBCDIC (IBM)?

What is a kwic index?

Using and Abusing Data Analytics in Social Science

Statistical Analytics With R Part 1

Statistical Analytics With R Part 2

Classification and Regression Trees in R

Random Forests

Modeling and Machine Learning

Neural Network Models and Deep Learning

Network Analysis

Filters

Exam 9: Text Analytics

Which of the following is NOT a text analytic procedure?

What does the term "bigram" mean?

"Tokens" can NOT be which of the following?

The TextMiner (tm) package works with objects in both tdm and dtm formats. In one short sentence, what do tdm and dtm stand for and what is the main difference?

Which technique might be loosely characterized as a form of "factor analysis for words"?

Let "x" be an object of data class "Corpus" and "SimpleCorpus", associated with the "tm" package. To view the contents of "x" directly, which command from the tm package is used:

When the term "excit" is made to include "excite", "excited", "excitement", and other works beginning with "excit", one has engaged in word …

What was the name of the package used in Chapter 9 for very simple web scraping from html (web) format to text format? _____________________________.

What is the name of the visualization package used for many of the figures for text analytic results in Chapter 9? _________________________.

A collection of documents to be used in text analytic research is called a __________________.

In one short sentence, what does the "gutenbergr" package do?

Which R package can be used to read in Word (.doc or .docx) files?

In one short sentence, what are "stopwords" in the quanteda package?

What are these terms examples of : UTF-8 (Unicode), ISO-8859-1 (Latin 1), and EBCDIC (IBM)?

What is a kwic index?

Using and Abusing Data Analytics in Social Science

Statistical Analytics With R Part 1

Statistical Analytics With R Part 2

Classification and Regression Trees in R

Random Forests

Modeling and Machine Learning

Neural Network Models and Deep Learning

Network Analysis

Filters