1.1.2 The Data Analytics Revolution

What type of analysis focuses on historical data to discover trends?

• Prescriptive analysis

• Descriptive analysis

• Diagnostic analysis

• Predictive analysis

Which of the following questions corresponds to predictive analysis?

• What could happen in the future?

• What has happened?

• What should be done next?

• Why did this happen?

What type of analysis helps to identify anomalies in data sets?

• Descriptive analysis

• Prescriptive analysis

• Diagnostic analysis

• Predictive analysis

What is an example of descriptive analysis?

• Predicting customer behavior

• Summarizing historical events such as sales

• Recommending products to customers

• Identifying security gaps

What type of analysis is used to make recommendations about future actions?

• Descriptive analysis

• Predictive analysis

• Diagnostic analysis

• Prescriptive analysis

What question is asked in the descriptive analysis process?

• What could happen in the future?

• What has happened?

• Why did this happen?

• What should be done next?

Which of the following is a characteristic of prescriptive analysis?

• Identifies patterns in past data

• Analyzes data in real time

• Recommends actions to take

• Is based only on historical data

What type of analysis uses simulation models to predict future trends?

• Predictive analysis

• Diagnostic analysis

• Descriptive analysis

• Prescriptive analysis

What is an example of predictive analysis?

• Analyze historical data

• Identify reasons for cancellations

• Predict buying patterns

• Summarize sales data

What question is asked in the diagnostic analysis?

• What could happen in the future?

• What should be done next?

• Why did this happen?

• What has happened?