5. Clean it up

What does PPDAC stand for in data analysis?

• Problem, Plan, Data, Analysis, Conclusions

• Problem, Process, Data, Analysis, Conclusions

• Problem, Plan, Data, Assessment, Conclusions

• Problem, Plan, Data, Analysis, Calculations

What is a framework to follow when asking and answering real-world problems using data?

• Investigative cycle

• Analytical cycle

• Problem-solving cycle

• Data analysis cycle

What term describes the origin of the data being used?

• Data source

• Data origin

• Data point

• Data reference

What describes the way in which data has been collected and recorded?

• Data capture

• Data collection

• Data recording

• Data gathering

What term describes a relationship between two variables?

• Correlation

• Connection

• Interaction

• Association

What does the P in PPDAC stand for in the context of data science?

• Problem

• Process

• Practice

• Present

What is the main purpose of data cleansing in data science?

• To create new datasets

• To identify and correct errors in a dataset

• To visualize data

• To store data securely

Which of the following best describes the investigative cycle?

• A method for storing data

• A process of examining information to make decisions

• A way to visualize data

• A technique for encrypting data

What is the role of data analysis in the PPDAC framework?

• To collect data

• To analyze and interpret data

• To visualize data

• To store data

What is one ability that online forms often have?

• To visualize responses

• To delete responses

• To print responses

• To hide responses