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ByAdmin August 8, 2021August 8, 2021 metadata folder hierarchies version control classifications Correct A data analytics team uses metadata to indicate consistent naming conventions for a project. This is an example of
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ByAdmin September 5, 2021September 5, 2021 10. Question 10 What is the definition of learning economies? 1 / 1 point The average costs of producing a good decline with the quantity of output (history does not matter). … Upgrade to remove ads Only A$47.99/year
Terms in this set (80)Which method of data-collection is most commonly used by scientists? Observations Organizations such as the U.S. Centers for Disease Control (CDC) often use data collected from hospitals. What kind of data is the CDC using if it is collected by hospitals, then sold to the CDC for its own analysis? Second Party Data Fill in the blank: In data analytics, a _____ refers to all possible data values in a certain dataset. Population The use of external data is particularly valuable in which circumstances? When analysis depends on as many data sources as possible. Fill in the blank: The running time of a movie is an example of _____ data. continuous Question 4 Which of the following is an example of unstructured data? -Email message Structured data enables data to be grouped together to form relations. This makes it easier for analysts to do what with the data? Select all that apply. Search, Analyze, & Store Fill in the blank: Internet search engines are an everyday example of how Boolean operators are used. The Boolean operator _____ expands the number of results when used in a keyword search. OR Which of the following statements accurately describes a key difference between wide and long data? -Wide data subjects can have multiple rows that
hold the values of subject attributes. Long data subjects can have data in multiple columns. -Wide data subjects can have data in multiple columns. Long data subjects can have multiple rows that hold the values of subject attributes. What does data transformation enable data analysts to accomplish? Change the structure of the data A data analyst is working on an urgent traffic study. As a result of the short time frame, which type of data are they most likely to use? Historical Which of the following is an example of continuous data? -Leading actors in movie -Movie run time TRUE or FALSE: Nominal qualitative data has a set order or scale. False Which of the following is a benefit of internal data? -Internal data is more reliable and easier to collect. -Internal data is more reliable and easier to collect. TRUE or FALSE: A social media post is an example of structured data. False Fill in the blank: A Boolean data type can have _____ possible values. 2 TRUE or FALSE: Data transformation can change the structure of the data. An example of this is taking data stored in one format and converting it to another. True Which of the following are examples of sampling bias? Select all that apply. -A clinical study includes three times more men than women. -A clinical study includes three times more men than women. Fill in the blank: The tendency to search for or interpret information in a way that validates pre-existing beliefs is _____ bias. Confirmation Which of the following terms are also ways of describing observer bias? Select all that apply. Researcher & Experimentor Bias Which of the following are usually good data sources? Select all that apply. -Academic papers -Academic papers To determine if a data source is cited, you should ask which of the following questions? Select all that apply. -Who created this dataset? -Who created this dataset? A data analyst is analyzing sales data for the newest version of a product. They use third-party data about an older version of the product. For what reasons is this inappropriate for their analysis? Select all that apply. -The data is not current -The data is not current Fill in the blank: _____ states that all data-processing activities and algorithms should be completely explainable and understood by the individual who provides their data. Transaction Transparency A data analyst removes personally identifying information from a dataset. What task are they performing? Data anonymization Before completing a survey, an individual acknowledges reading information about how and why the data they provide will be used. What is this concept called? Consent What aspect of data ethics promotes the free access, usage, and sharing of data? Openness What are the main benefits of open data? Select all that apply. -Open data makes good data more widely available. -Open data makes good data more widely available. Universal participation is a standard of open data. What are the key aspects of universal participation? Select all that apply. -Certain
groups of people must share their private data. -No one can place restrictions on data to discriminate against a person or group. Fill in the blank: A preference in favor of or against a person, group of people, or thing is called _____. It is an error in data analytics that can systematically skew results in a certain direction. Data Bias Which of the following are types of data bias often encountered in data analytics? Select all that apply. -Confirmation bias -Confirmation bias TRUE or FALSE: In general, the usefulness of data decreases as time passes. True If a company uses your personal data as part of a financial transaction, you should be made aware of the nature and scale of the transaction. What concept of data ethics does this refer to? Currency Ownership is a key issue in data ethics. Who owns data? The individual who originally generates the data TRUE or FALSE: An employer accesses an employee's credit report without their consent. This is not a violation of the employee's privacy because they work at the company. False What is the process of protecting people's private or sensitive data by eliminating identifying information? Data Anonymization TRUE or FALSE: A key aspect of open data is free access to people's personal information. False Fill in the blank: A _____ is an identifier that references a database column in which each value is unique. Primary Key Fill in the blank: A relational database contains a series of _____ that can be connected to form relationships. Tables A key benefit of working with normalized databases is that they help lower data redundancy. Which of the following is an example of redundancy? -Team
members in different office locations working with the same data -The same piece of data being stored in two different places A large company has several data collections across its many departments. What kind of metadata indicates exactly how many collections a piece of data lives in? Structual The date and time a photo was taken is an example of which kind of metadata? Administrative A large metropolitan high school gives each of its students an ID number to differentiate them in its database. What kind of metadata are the ID numbers? Descriptive What is the process for arranging data into a meaningful order to make it easier to understand, analyze, and visualize? sorting A data analyst is reviewing a national database of real estate sales. They are only interested in sales of condominiums. How can the analyst narrow their scope? Filter out non-condominiums A data analyst works for a rental car company. They have a spreadsheet that lists car ID numbers and the dates cars were returned. How can they sort the spreadsheet to find the most recently returned cars? By return date in descending order Fill in the blank: To keep a header row at the top of a spreadsheet, highlight the row and select _____ from the View menu. Freeze In MySQL, what is acceptable syntax for the SELECT keyword? Select all that apply. -select A database table is named blueFlowers. What type of case is this? Camel Case In BigQuery, what optional
syntax can be removed from the following FROM clause without stopping the query from running? Backticks In the following FROM clause, what is the table name in the SQL query? solar_potential_by_postal_code Primary and foreign keys are two connected identifiers within separate tables. These tables exist in what kind of database? Relational When working with data from an external source, what can metadata help data analysts do? Select all that apply. -Ensure data is clean and reliable Think about data as driving a taxi cab. In this metaphor, which of the following are examples of metadata? Select all that apply.
-Company that owns the taxi Fill in the blank: Data _____ is the process of ensuring the formal management of a company's data assets. Governance In what circumstance might a data analyst choose not to use external data in their analysis? -The data cannot be confirmed to be reliable A data analyst reviews a national database of movie theater showings. They want to find the first movies shown in San Francisco in 2001. How can they organize the data to return the first 10 movies shown at the top of their list? Select all that apply. -Filter out showings outside of San Francisco TRUE or FALSE: When writing a query, you must remove the two backticks around the name of the dataset in order for the query to run properly. False Data analysts use guidelines to describe a file's version, content, and date created. What are these guidelines called? Naming Conventions Data analysts use foldering to achieve what goals? Select all that apply. -To organize files into subfolders Fill in the blank: To separate current from past work and reduce clutter, data analysts create _____. This involves moving files from completed projects to a separate location. Archives What is the process of structuring folders broadly at the top, then breaking down those folders into more specific topics? Creating a hierarchy Successful file naming conventions include information that's useful when trying to locate or update a file. Which of the following is an effective file
name? -AirportCampaign_2013_10_09_V01 What aspects of a file do file-naming conventions typically describe? Select all that apply. -Collaborators -Creation
date A data analyst is working with a file from a customer satisfaction survey. The survey was sent to anyone who became a customer between April and June, 2020. Which of the following is an effective name for the file? -Survey_Responses -NewCustomerSurvey_2020-6-20_V03 What process do data analysts use to keep project-related files together and organize them into subfolders? Foldering Data analysts use archiving to separate current from past work. What does this process involve? Moving files from completed projects to another location TRUE or FALSE: Data analysts create hierarchies to organize their folders. They do this by structuring folders by specific topics at the top, then more broadly below False Using encryption to protect data is an example of what? Data Security TRUE or FALSE: To reduce clutter, a data analyst hides cells that contain long, complex formulas. To view the formulas again, the analyst will need to adjust the spreadsheet sharing or encryption settings. False Fill in the blank: File-naming conventions are _____ that describe a file's content, creation date, or version. Consistant guidelines Fill in the blank: A data analytics team uses _____ to indicate consistent naming conventions for a project. This is an example of using data about data. Metadata 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 It's data that was collected by Garden employees using the company's own resources.
The question in column E asks, "Was your order accurate? Please respond yes or no." What kind of data is this? Boolean Data TRUE or FALSE: 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. False: Unstructured TRUE or
FALSE: Now that you're familiar with the data, you want to build trust with the team at Garden. You decide to impress them by taking the initiative to reach out to your social media followers. You explain that Garden is a new client, and you show them the pictures of Garden's sandwich deliveries from the client file. Then, you ask them if they have any photos of sandwich deliveries that you can evaluate. FALSE 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? -Use a randomized sample of the population that includes all genders. -Use a randomized sample of the population that includes all genders. Our data analytics team often uses both internal and external data. Describe the difference between the two. -Internal data came from a company's own systems. External data comes from outside the
organization. -Internal data came from a company's own systems. External data comes from outside the organization. Our analysts often work with the same spreadsheet, but for different purposes. How would you use sorting to help in this situation? -Sort data to make it easier to understand, analyze and visualize -Sort data to make it easier to understand, analyze and visualize For your final question, your interviewer explains that Sewati Financial Services cares about data privacy. The company needs its clients' trust, and this is an important responsibility for the data analytics team. -Putting privacy measures in place to protect people's data -Putting privacy measures in place to protect people's data Sets with similar termsCS 30265 terms Hughston_May MIS 3300 Midterm Exam91 terms Jake_Ward7 Data Warehousing Questions40 terms rasprin2 MIS Exam 1 Ch 434 terms Aica_Talastas Sets found in the same folderASK QUESTIONS TO MAKE DATA DRIVEN DECISIONS42 terms Melanie_Benton Week 243 terms training4life Prepare Data for Exploration12 terms akotovetsPLUS Google Data Analytics: Course 1 - Foundations93 terms lisatbuy Other sets by this creatorQuiz Questions54 terms Jasmin_Gomez2 Vocabulary6 terms Jasmin_Gomez2 Quiz Questions57 terms Jasmin_Gomez2 Vocabulary62 terms Jasmin_Gomez2 Recommended textbook solutions Information Technology Project Management: Providing Measurable Organizational Value5th EditionJack T. Marchewka 346 solutions Service Management: Operations, Strategy, and Information Technology7th EditionJames Fitzsimmons, Mona Fitzsimmons 103 solutions
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Service Management: Operations, Strategy, and Information Technology7th EditionJames Fitzsimmons, Mona Fitzsimmons 103 solutions Other Quizlet setsscm 400 ch2210 terms VZETINA Computer Science Quiz 1 - Review24 terms corey_hansen_bob Unit 5 Exam30 terms Carter_Daugherty2 HG Chapter 8: Gender and Peer Relationships - Midd…10 terms Aquanaomi17 What process do data analysts use to keep project related files together?Data analysts use foldering to keep project-related files together and organize them into subfolders.
What aspects of a file do file naming conventions typically describe select all that apply 1 point version number content creation date collaborators?Correct. File-naming conventions are consistent guidelines that describe a file's content, creation date, or version.
Which data analytics practice involves preserving a data subject's information and activity any time a data transaction occurs?Data privacy involves preserving a data subject's information and activity any time a data transaction occurs.
Why are naming conventions important?A file naming convention is a framework for naming your files in a way that describes what they contain and how they relate to other files. File naming conventions help you stay organized and makes it easier to identify your files. By consistently organizing your files, you will be able to quickly find what you need.
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A data analytics team uses _____ to indicate consistent naming conventions for a project. this is an example of using data about data.
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