Reflection Lecture 4 IBIS FCB0025

What is the main benefit of big data in business?

• Reduces operational costs

• Enhances decision-making

• Decreases data storage requirements

• Slows down business processes

Which of the following is an application of data mining mentioned in the video?

• Social media management

• Fraud detection

• Office administration

• Human resource management

Predictive analytics is primarily used to:

• Summarize past data

• Visualize data trends

• Forecast future outcomes

• Clean and process data

What is one major challenge of big data mentioned in the video?

• Lack of internet connectivity

• Data quality issues

• Poor software compatibility

• Low computing power

Which data visualization method is best for showing numerical proportions?

• Line chart

• Scatter plot

• Pie chart

• Bar chart