- Study guides, Class notes & Summaries

Data - Answer A collection of facts Data Analysis - Answer The collection, transformation, and organization of data in order to draw conclusions, make predictions, and drive informed decision-making. Data analytics - Answer The science of data Data-driven decision making - Answer Using facts to guide business strategy Data ecosystem - Answer The various elements that interact with one another to produce, manage, store, organize, analyze, and share data. ...

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14 pages

Written in 2025/2026

Grade A+

TestSolver9

Dimensions - Answer contain qualitative values (such as names, dates, or geographical data). You can use dimensions to categorize, segment, and reveal the details in your data. Dimensions affect the level of detail in the view Measures - Answer contain numeric, quantitative values that you can measure. Measures can be aggregated. When you drag a measure into the view, Tableau applies an aggregation to that measure (by default) Parameter - Answer a numerical measurement de...

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6 pages

Written in 2025/2026

Grade A+

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Data - Answer A collection of facts Data analysis - Answer The process of compiling, analyzing, and interpreting the results of primary and secondary data collection. Data Analyst - Answer A person who specializes in gathering and analyzing data to inform business decisions. Data Analytics - Answer the science of data In the ask phase, - Answer you'll work to understand the challenge to be solved or the question to be answered. It will likely be assig...

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7 pages

Written in 2025/2026

Grade A+

TestSolver9

Analysts engage in all of the following activities, except: - Answer changing data values Learning syntax is one of the first big hurdles for any analyst. Which of the following are NOT recommended for learning syntax? - Answer trial and error Getting data to a _____ format can help you do more with it. raw queried customized aggregated - Answer raw The result of a(n) _____ join for two tables/columns/etc. always contains all records of the "left" table, even...

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7 pages

Written in 2025/2026

Grade A+

TestSolver9

1. Which of the following is not a required parameter in the URL builder? Campaign Name Campaign Medium Campaign Content Campaign Source All of these are required - Answer Campaign Content 2. Which of the following metrics would most strongly suggest a poorly performing landing page? Bounce Rate > 90% % New Visits > 90% Session Duration > 5 minutes Bounce Rate < 90% None of these answers - Answer Bounce Rate > 90% 3. Your business objective is to ma...

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4 pages

Written in 2025/2026

Grade A+

TestSolver9

The data analysis team wants to perform a rapid analysis of data on the tableau from 2 different data sources and their behavior together, what activity would they be performing A) Data integration B) last-mile ETL C) Data enhancement D) data blending - Answer D Which layer in the medallion architecture is best suited for ad-hoc reporting, advanced analytics, and ML? A) Diamond Layer B) Bronze Layer C) Gold Layer D) Silver Layer - Answer D What is Delta Sharing? ...

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23 pages

Written in 2025/2026

Grade A+

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Identify Databricks SQL dashboards as a place to display the results of multiple queries at once. - Answer Identify Databricks SQL dashboards as a place to display the results of multiple queries at once. Describe the key audience and side audience for Databricks - Answer The key audience include data analysts, data scientists and business intelligence professionals. Side audiences include data engineers and data admins. Describe that a variety of users can view and run Databri...

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29 pages

Written in 2025/2026

Grade A+

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Three advanced data analytics techniques - Answer decision trees clustering association rules Decision trees - Answer Type of classification method to determine membership of cases or values of an outcome variable based on one or more predictor variables What predicts whether a company will go bankrupt? (using different variables to predict) How likely is it going to rain tomorrow? Outcome variable is categorical In a real situation, the decision tree software has to ...

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16 pages

Written in 2025/2026

Grade A+

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OLAP is different than data mining bc like a pivot table... - Answer OLAP can tell you what is happening, or what has happened Data mining is different than OLAP analysis bc like what we do with R... - Answer Data mining can tell you why it is happening, and help predict what will happen Data Mining and Predictive Analytics is - Answer Extraction of implicit, previously unknown, and potentially useful information from data Exploration and analysis of large data sets to...

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24 pages

Written in 2025/2026

Grade A+

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What is a row in a dataset? - Answer Horizontal record of data. What is a column in a dataset? - Answer Vertical field representing a variable. What is a table? - Answer 2D structure made of rows and columns. Machine learning is a subset of what? - Answer Artificial Intelligence. When is machine learning useful? - Answer When rules can't be coded easily and lots of data exist. When is machine learning NOT ideal? - Answer When rules are simple...

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2 pages

Written in 2025/2026

Grade A+

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A particular type of metric that an organization deems the most important and influential on decision-making is known as a: a. balanced scorecard b. digital dashboard c. key performance indicator d. performance metric - Answer c. key performance indicator A type of report that is made up of strategic objectives and metrics to help the organization reach its target measures in line with strategic goals is called a. balanced scorecard b. digital dashboard c. key performance indicato...

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10 pages

Written in 2025/2026

Grade A+

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01-001 - Definition of Data - Answer facts, observations, numbers, measurements, videos, pics 01-002 - Definition of Analytics - Answer science of logical analysis, science of data 01-003 - Definition of Analysis - Answer collection, transformation, organization, conclusions, predictions, decision-making 01-004 - Steps in Data Analysis Process - Answer ask, prepare, process, analyze, share, act 01-005 - One way to think of analysis is that it turns data into _...

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10 pages

Written in 2025/2026

Grade A+

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A company wants to determine the efficiency of their newly updated web site by tracking what customers did on the site and how much time the customers spent on each page. Which of the following would be the best approach? a- Have customer service representatives contact individual customers who have visited the site and interview them. b- Use a customer satisfaction survey on Facebook c- Provide incentives to customers to complete a short survey after visiting each page of the site. d- Analy...

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12 pages

Written in 2025/2026

Grade A+

TestSolver9