quiz2.txt

1. Explain in your words what the unnest_token function does

2. Explain your words what the gutenbergr package does

3. Explain in your words how sentiment lexicon work

4. How does inner_join provide sentiment analysis functionality

5. Explain in your words what tf-idf does

6. Explain why you may want to do tokenization by bigram

7. Please install the following packages, if you have not already:

1. tidyverse
2. tidytext
3. gutenbergr

Pick two or more authors that you are familiar with, download their texts using the gutenbergr package, and do a 
basic analysis of word frequencies and TF-IDF