What are two important considerations when selecting data for an analysis project? (Choose two.) the data is relevant to the original business question the data must be free and unlicensed…
A data analyst is performing data cleaning on an Excel spreadsheet that contains collected data. The data records have been marked with mixed formatting. The analyst wants to remove all…
A data analyst is performing data cleaning on an Excel spreadsheet that contains collected data. Which Excel function would the analyst use to find integer data that is larger than…
Which two statements describe the Kaggle web site? (Choose two.) It provides many data sets with minimum charges. It provides many coding samples for creating dynamic advertisement products. It offers…
Which statement describes Tableau? It is an AWS product suitable for small datasets and quick data analysis. It is a visual analytics platform for exploring, analyzing, and managing data. It…
Which statement describes SQL? It is a visual analytics platform for exploring, analyzing, and managing data. It is a scripting language for creating dynamic web pages based on social media.…
Match the variable with the type of value. continuous ==> sales volume discrete ==> number of users ordinal ==> student class rank nominal ==> eye color Answers Explanation & Hints: Nominal variables: These…
What category of variables includes nominal or ordinal variables? numerical categorical ratio interval Answers Explanation & Hints: Categorical variables include nominal and ordinal variables. Nominal variables represent categories without any…
What term describes the key characteristics that are observed or measured as part of an experiment or analysis? variable data set statistics population Answers Explanation & Hints: The term that…
What is the first step in any analytic project? defining the goal of the project finding relevant data for analysis creating representative charts and graphs making recommendations for changes Answers…
Match the step in the Data Analysis Lifecycle with the description. Analyzing the Data ==> identifying patterns and correlations contained in the data to produce conclusions Preparing the Data ==> transforming the…
What is a characteristic of predictive data analysis? establishes a future trend line based on past data uses simple math models uses a feedback system to track outcome of actions…
Which type of results do data analysts calculate from larger datasets to inform decision making? converged numerous varied accurate Answers Explanation & Hints: Accuracy is a crucial aspect of data…
What is a benefit of analyzing data in motion rather than a static data set? Critical decisions can be made more quickly. The data is more accurate. All historical data…
What is an example of descriptive data analysis? predicted oil price increases control of highway traffic signals an hourly traffic report for a highway a weather forecast description Answers Explanation…
A large online ordering company collects the sales history of its customers. Using this historical data, the online company sends customized sales advertisements to a specific group of customers. Which…
A college uses a learning management system (LMS) to host lecture materials and provide access to assignments and assessments. A teacher uses the LMS to check activities completed by students…
A college has deployed next-generation analytics. Which question would most likely be answered by next generation analytics that could not be answered by traditional analysis tools? Which class has the…
Why does an organization need to conform to a standard data governance framework? to define the data model for the online applications used by the organization to ensure that an…
What statement describes a function that the Diffie-Hellman algorithm provides to IPsec VPNs? It ensures that data has not been changed between the sender and receiver. It is an encryption…