Module 1 Welcome to Google Data Analytics Questions and Answers Graded A+

Module 1 Welcome to Google Data Analytics Questions and Answers Graded A+ What is the role of statistical analysis in data analytics? To apply mathematical models and techniques to identify patterns, trends, and relationships in data What does data normalization help achieve? It ensures that data is scaled consistently, making it easier to compare different data points Why is communication important in data analytics? Effective communication ensures that insights are conveyed clearly and can be acted upon by decision-makers What is the purpose of predictive analytics? To use historical data to predict future outcomes and trends What is the importance of ethics in data analytics? 2 To ensure that data is used responsibly, fairly, and transparently, protecting privacy and avoiding bias What is the significance of defining clear goals in a data analysis project? Clear goals ensure that the analysis stays focused and relevant to the needs of the stakeholders What are the key components of a data analysis report? The problem statement, data description, analysis methods, insights, and recommendations What is the role of a data analyst in the business decision-making process? A data analyst provides insights derived from data that help business leaders make informed decisions What are the benefits of using cloud-based tools for data analysis? Cloud-based tools offer scalability, flexibility, and accessibility for data storage and analysis What is the difference between correlation and causation in data analysis? 3 Correlation indicates a relationship between two variables, but causation implies that one variable causes the other What is the purpose of hypothesis testing in data analysis? To test assumptions or theories about the data and determine if there is enough evidence to support them What does a data analyst need to do before diving into an analysis? Understand the problem, gather the necessary data, and determine the appropriate analytical methods What is data analytics? Collection, transformation and organization of data in order to draw conclusions, make predictions and informed decisions. What is data? Data is a collection of facts that can be used to draw conclusions, make predictions, and assist in decision-making.