Chp 7-Data Collection, Cleaning & Preparation for Entrepreneurs

Which of the following is NOT a commonly used data source for startups?

• Customer feedback

• Social media platforms

• Competitor websites

• Outdated business directories

Why is identifying relevant data sources important for startups?

• To reduce costs on marketing campaigns

• To gain insights about audience and trends

• To avoid hiring data analysts

• To automate business operations

Which tool is most effective for collecting feedback directly from customers?

• Social media analytics

• Surveys

• Website traffic reports

• Email campaigns

What is the primary advantage of using social media for data collection?

• It is free to use

• It requires no technical skills

• It guarantees accurate data

• It provides real-time insights

Which of the following tools can help startups analyze customer feedback effectively?

• Excel spreadsheets
  

• Social media scheduling tools

• Sentiment analysis tools

• Presentation software

Why is clean data essential for business insights?

• It prevents data duplication

• It reduces the need for data collection

• It saves storage space

• It ensures accurate data

Which of the following is a consequence of using unclean data?

• Faster data processing

• Reduced data security risks
  

• Incorrect business decisions

• Improved customer satisfaction

What is the best approach to handle missing data in a dataset?

• Duplicate the missing data

• Delete the entire dataset

• Replace missing values with averages

• Ignore the missing data completely

Which of the following techniques is used to identify and remove duplicate data?

• Deduplication algorithms

• Data visualization tools

• Data encryption

• Data aggregation

What is the main goal of data preparation for market analysis?

• To store data securely

• To reduce the size of the dataset

• To create visually appealing charts

• To ensure data is organized and clean