Layer 1 Which of the following processes helps ensure a close alignment of data and business objectives? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 A data analyst is given a dataset for analysis. It includes data about the total population of every country in the previous 20 years. Based on the available data, an analyst would be able to determine the reasons behind a certain country’s population increase from 2016 to 2017. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 This example describes insufficient data that keeps updating. If a dataset keeps updating, that means the data is still incoming and might be incomplete. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Which of the following has duplicate data? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Fill in the blank: Data _____ refers to the accuracy, completeness, consistency, and trustworthiness of data throughout its life cycle. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 A healthcare company keeps copies of their data at several locations across the country. The data becomes compromised because each location creates a copy of the original at different times of day. Which of the following processes caused the compromise? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 The question in column E asks, “Was your order accurate? Please respond yes or no.” The responses listed in column E are an example of Boolean data. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our data analytics team often uses both internal and external data. Describe the difference between the two. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our data analytics team often surveys clients to get their feedback. If you were on the team, how would you ensure the process does not cause potential bias? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 The data in column E shows the duration of deliveries from Garden to customers. What type of data is this? Select all that apply. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 He asks: How would you write a query that retrieves only data about people who joined our firm in 2019 from the Clients table in our database? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our data analytics team often surveys clients to get their feedback. If you were on the team, how would you ensure the sample is representative of the population as a whole? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 What actions should you take when working with their data? Select all that apply. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 He asks: How would you write a query that retrieves only data about people who work in Boise from the Clients table in our database? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our analysts often work within the same spreadsheet, but for different purposes. What tools would you use in such a situation? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our data analytics team often uses external data. Where can you access useful external data? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 The next thing you review is the file containing pictures of sandwich deliveries over a period of 30 days. This is an example of structured data. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Fill in the blank: The data in column E is an example of _____ data. Select all that apply. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Reviewing the data enables you to describe how you will use it to achieve your client’s goals. First, you notice that all of the data is first-party data. What does this mean? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 Our analysts often work within the same spreadsheet, but for different purposes. How could filtering help in this situation? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 What data-security measures do you employ? Select all that apply. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 He asks: How would you write a query that retrieves only data about people with the last name Hassan from the Clients table in our database? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 He asks: Which data analytics practice does this describe? Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions
Layer 1 This is an example of going above and beyond expectations and a great way to build trust. Layer 1 View Answers Layer 1 Ask Question Data Analysis Data Science Questions