read the following pdf of the chapter 6 and please ans the following questions mention in the requirement

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PLEASE NOTE: This written assignment must be submitted through the Course Blackboard Platform in the form of an APA Style Paper (Including a proper Title Page and a proper Reference Page).

Please answer the following questions below from the Check Your Knowledge portion of the Week 6 Lesson (6A_Text Analysis) in an APA Style Paper.

Check Your Knowledge:

1) What are the two major challenges in the problem of text analysis?

2) What is a reverse index?

3) Why is the corpus metrics dynamic. Provide an example and a scenario that explains the dynamism of the corpus metrics.

4) How does tf-idf enhance the relevance of a search result?

5) List and discuss a few methods that are deployed in text analysis to reduce the dimensions.