Data Analysis and Visualization

Question 1

Which library is used for data manipulation in Python?

Accepted Answer

Pandas

Question 2

What is a common data analysis technique?

Accepted Answer

Regression analysis

Question 3

Which tool is popular for data visualization?

Accepted Answer

Tableau

Question 4

True or false: R is not used for statistical analysis.

Accepted Answer

False

Question 5

What programming language is widely used in data analysis?

Accepted Answer

Python

Question 6

What is the purpose of data wrangling?

Accepted Answer

Prepare data for analysis

Question 7

Which programming language is known for statistical computing?

Accepted Answer

R

Question 8

Which programming language is often used for machine learning?

Accepted Answer

Python

Question 9

Which tool is used for statistical analysis?

Accepted Answer

SPSS

Question 10

Which tool is used for big data analysis?

Accepted Answer

Hadoop

Question 11

True or false: Data analysis is only for scientists.

Accepted Answer

False

Question 12

What does ETL stand for in data processing?

Accepted Answer

Extract, Transform, Load

Question 13

Which tool is used for data cleaning?

Accepted Answer

OpenRefine

Question 14

What is a common data storage format?

Accepted Answer

CSV

Question 15

What is the main goal of data mining?

Accepted Answer

Discover patterns

Question 16

What is SQL primarily used for?

Accepted Answer

Database management

Question 17

What is the purpose of data visualization?

Accepted Answer

To communicate insights

Question 18

Which programming language is known for data science?

Accepted Answer

Python

Questions 18