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AP CSP Data Analysis 3

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Last updated 5 months ago
16 questions
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Question 1
1.

What is a primary benefit of data cleaning in statistical analysis?

Question 2
2.

Which aspect of data cleaning is most crucial for ensuring reliable analysis?

Question 3
3.

Data cleaning helps improve data quality by

Question 4
4.

Which is one way in which number systems are abstract?

Question 5
5.

The process of removing corrupt data, incomplete data, verifying ranges (e.g you saw 13th grade in a k12 student record table, or someone date of birth is in the future) is called

Question 6
6.

What do you understand by the word data filtering?

Question 7
7.

The process of grouping your data into categories based on common features or values is called?

Question 8
8.

What is the information about the creation date, author of digital document / files on your computer called?

Question 9
9.

What is the amount of data compression an algorithm can produce reliant upon?

Question 10
10.

Convert 215 in base 10 to its binary form

Question 11
11.

How can an organization begin the process of analyzing data?

Question 12
12.

Convert the three letter word "AND" to binary

Question 13
13.

Meta data can be used to

Question 14
14.

A major telecom company decides to get all posts and comments on twitter within the past two years where their company name was in the tag or was mentioned with the post content. What kind of information can they get from these twitter data? List at least 3

Question 15
15.

What could be a reason to perform additional research on correlations found through data analysis

Question 16
16.

When is sampling needed?