Data Science Quiz

What is the primary purpose of a Data Scientist?

• Extracting data

• Visualizing data

• Cleaning data

• Derive meaning from data

Which step involves transforming data into a suitable format for analysis?

• Visualize Data

• Model and Predict Outcomes

• Analyze and Process Data

• Collect and Clean Data

What is the intersection of Math/Statistics, Computer Programming, and Domain Knowledge in data science represented by?

• Machine Learning

• Data Mining

• Probabilistic Model

• Data Science

Which programming language is considered essential for data science?

• Java

• Python

• C++

• Ruby

What is the purpose of Exploratory Data Analysis (EDA)?

• Creating graphical representations of data

• Building mathematical models

• Preparing data to standardize results

• Discovering valuable patterns

Which tool is commonly used for data cleaning in Python?

• Matplotlib

• Pandas

• Excel

• OpenRefine

What does Data Science involve according to the text?

• Applying knowledge to make informed decisions

• Utilizing data to acquire knowledge

• Extracting data

• All of the above

What is the purpose of Predicting Outcomes in data science?

• Creating graphical representations of data

• Understanding patterns and trends

• Making predictions based on new data

• Building mathematical models

Which step involves exploring the data to understand patterns, trends, and relationships?

• Collect and Clean Data

• Visualize Data

• Model and Predict Outcomes

• Analyze and Process Data

What is the art and science of gaining knowledge from data through various methods called?

• Data Mining

• Data Science

• Machine Learning

• Statistical Model