WGU - Introduction to Analytics - D491
with complete solutions
Which role is responsible for project initiation and providing the requirements for a project? -
ANS ✔✔Project sponsor
Which job position is primarily responsible for designing and constructing data pipelines within
the field of data analytics? - ANS ✔✔Data engineer
Which role in a data analytics project helps data scientists shape data for analysis? - ANS
✔✔Data engineer
Which role in a data analytics project provides expertise for analytical techniques? - ANS
✔✔Data scientist
Which skills are required by data scientists for converting unstructured data to structured data
in data analytics projects? - ANS ✔✔Data wrangling skills
Which skill must a business intelligence analyst possess to collect and organize data? - ANS
✔✔Data preparation
Which project-related activity typically takes up the majority of a data analyst's time? - ANS
✔✔Data preparation
Which software do business intelligence analysts use to perform their responsibilities? - ANS
✔✔Microsoft Excel
,What is a skill required of a data engineer? - ANS ✔✔Maintaining databases
delete - ANS ✔✔
Which group of stakeholders comprises the professionals, such as line managers? - ANS
✔✔Business users
Which stakeholder is primarily responsible for ensuring the desired quality of the project? - ANS
✔✔Project managers
Which stakeholder has access to essential tables or storage systems and guarantees the highest
levels of security in the data repository? - ANS ✔✔Database administrator
Why is it significant to establish failure criteria for a data analytics project in the discovery
phase? - ANS ✔✔It helps the team determine when it is best to accept the conclusions.
Which stakeholder extracts and transforms data during the discovery phase? - ANS ✔✔Data
engineer
A person has been assigned to manage a project to implement a company-wide customer
relationship management (CRM) system. The CRM system aims to centralize customer details,
automate sales processes, and improve customer service.
What skills are crucial for the project team members working on the CRM system
implementation? - ANS ✔✔Data analysis, system integration, and training
Why is formulating an initial hypothesis an integral part of the discovery phase of the data
analytics lifecycle? - ANS ✔✔It guides the subsequent data collection, processing, and analysis
activities.
, Who should be included as stakeholders in an analytics project? - ANS ✔✔Anyone who will
benefit from the project
Who offers suggestions on ideas to test as the team formulates hypotheses during the discovery
phase of a data analytics project? - ANS ✔✔Data scientists
Which activity occurs during the data preparation phase of the data analytics lifecycle? - ANS
✔✔Understanding of data
Which data visualization is most suitable for understanding the trend and progression of a
variable over time in the data preparation phase? - ANS ✔✔Line charts
Which task is commonly performed to identify and address data quality issues during the data
preparation phase? - ANS ✔✔Conducting data profiling
Which common data cleaning task is used to address the missing data in a data set? - ANS
✔✔Imputation
Which task is typically performed to handle outliers during the data preparation phase? - ANS
✔✔Truncating extreme values
A data analyst at a retail company is provided with a large dataset containing sales transactions,
customer information, and product details. The analyst is tasked with preparing the data for
analysis and modeling.
Which activity would the analyst perform during the data preparation phase? - ANS
✔✔Exploring available data to understand its characteristics and suitability
with complete solutions
Which role is responsible for project initiation and providing the requirements for a project? -
ANS ✔✔Project sponsor
Which job position is primarily responsible for designing and constructing data pipelines within
the field of data analytics? - ANS ✔✔Data engineer
Which role in a data analytics project helps data scientists shape data for analysis? - ANS
✔✔Data engineer
Which role in a data analytics project provides expertise for analytical techniques? - ANS
✔✔Data scientist
Which skills are required by data scientists for converting unstructured data to structured data
in data analytics projects? - ANS ✔✔Data wrangling skills
Which skill must a business intelligence analyst possess to collect and organize data? - ANS
✔✔Data preparation
Which project-related activity typically takes up the majority of a data analyst's time? - ANS
✔✔Data preparation
Which software do business intelligence analysts use to perform their responsibilities? - ANS
✔✔Microsoft Excel
,What is a skill required of a data engineer? - ANS ✔✔Maintaining databases
delete - ANS ✔✔
Which group of stakeholders comprises the professionals, such as line managers? - ANS
✔✔Business users
Which stakeholder is primarily responsible for ensuring the desired quality of the project? - ANS
✔✔Project managers
Which stakeholder has access to essential tables or storage systems and guarantees the highest
levels of security in the data repository? - ANS ✔✔Database administrator
Why is it significant to establish failure criteria for a data analytics project in the discovery
phase? - ANS ✔✔It helps the team determine when it is best to accept the conclusions.
Which stakeholder extracts and transforms data during the discovery phase? - ANS ✔✔Data
engineer
A person has been assigned to manage a project to implement a company-wide customer
relationship management (CRM) system. The CRM system aims to centralize customer details,
automate sales processes, and improve customer service.
What skills are crucial for the project team members working on the CRM system
implementation? - ANS ✔✔Data analysis, system integration, and training
Why is formulating an initial hypothesis an integral part of the discovery phase of the data
analytics lifecycle? - ANS ✔✔It guides the subsequent data collection, processing, and analysis
activities.
, Who should be included as stakeholders in an analytics project? - ANS ✔✔Anyone who will
benefit from the project
Who offers suggestions on ideas to test as the team formulates hypotheses during the discovery
phase of a data analytics project? - ANS ✔✔Data scientists
Which activity occurs during the data preparation phase of the data analytics lifecycle? - ANS
✔✔Understanding of data
Which data visualization is most suitable for understanding the trend and progression of a
variable over time in the data preparation phase? - ANS ✔✔Line charts
Which task is commonly performed to identify and address data quality issues during the data
preparation phase? - ANS ✔✔Conducting data profiling
Which common data cleaning task is used to address the missing data in a data set? - ANS
✔✔Imputation
Which task is typically performed to handle outliers during the data preparation phase? - ANS
✔✔Truncating extreme values
A data analyst at a retail company is provided with a large dataset containing sales transactions,
customer information, and product details. The analyst is tasked with preparing the data for
analysis and modeling.
Which activity would the analyst perform during the data preparation phase? - ANS
✔✔Exploring available data to understand its characteristics and suitability
