6. Question 6 A data analyst reviews a national database of movie theater showings. They want to find the first 10 movies shown in San Francisco in 2001. How can…
5. Question 5 What are some key benefits of using external data? Select all that apply. 1 / 1 point External data is always reliable. External data can provide industry-level perspectives….
3. Question 3 Think about data as driving a taxi cab. In this metaphor, which of the following are examples of metadata? Select all that apply. 1 / 1 point Company that…
1. Question 1 Primary and foreign keys are two connected identifiers within separate tables. These tables exist in what kind of database? 1 / 1 point Relational Normalized Metadata Primary Correct…
7. Question 7 When writing a query, you must remove the two backticks around the name of the dataset in order for the query to run properly. 1 / 1 point True…
5. Question 5 In what circumstance might a data analyst choose not to use external data in their analysis? 1 / 1 point The data cannot be confirmed to be reliable …
3. Question 3 Structural metadata indicates how a piece of data is organized and whether it’s part of one or more than one data collection. 1 / 1 point True False…
3. Question 3 Which of the following “C’s” describe qualities of good data? Select all that apply. 1 / 1 point Cited Correct Good data is comprehensive, current, and cited. Current…
2. Question 2 Which type of bias is the tendency to always construe ambiguous situations in a positive or negative way? 1 / 1 point Interpretation Sampling Observer Confirmation Correct Interpretation…
7. Question 7 Which of the following are commonly used methods for anonymizing data? Select all that apply. 1 / 1 point Masking Correct Blanking, hashing, and masking are common methods…
