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WGU D204 OBJECTIVE ASSESSMENT Questions and Answers 2023 - 2024 (Verified Answers)
- Samenvatting • 11 pagina's • 2023 Populair
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WGU D204 OBJECTIVE ASSESSMENT Questions and Answers 2023 - 2024 (Verified Answers) 
 
WGU D204 OBJECTIVE ASSESSMENT Questions and Answers 2023 - 2024 (Verified Answers)
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WGU D204 Exam 2024 Questions and Answers (100% Correct) | Graded A+
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WGU D204 Exam 2024 Questions and Answers (100% Correct) | 
Graded A+ 
What are the 7 steps of the data analytics journey? - ️️ -Business Understanding 
(Discovery Phase) 
Data Acquisition (Data Collecting) 
Data Cleaning 
Data Exploration 
Predictive Modelling 
Data Mining 
Reporting & Visualization 
Define: discovery phase - ️️ -Analyst defines the major questions of interest that 
need to be answered, needs of the stakeholders and assesses the resource constraints 
of the project 
Defi...
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WGU D204 EXAM 2024 WITH 100% CORRECT ANSWERS
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WGU D204 EXAM 2024 WITH 100% CORRECT ANSWERS 
 
 
Which of these is NOT a topic of interest for Discovery/Planning/Business Understanding? 
A. Project Scope 
B. Identify stakeholders and research questions/KPIs 
C. Build a data pipeline (ETL) 
D. Identify timeline, budget, and participants - correct answer C 
 
What is a potential problem to consider in the planning phase? 
A. Lack of clear focus on stakeholders, timeline, limitations, and budget 
B. Quality and type of data may make access more...
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WGU D204 The Data Analytics Journey Exam Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 15 pagina's • 2024
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WGU D204 The Data Analytics Journey Exam 
Questions and Answers 100% Pass 
Analyses for Data Science: Descriptive: - Answer- Humans are good at finding patterns, 
but limited bandwidth - so we need to narrow the data. Look at the data. 
1) Visualize the data - graphs, histograms, bell curve 
2) Compute Univariate Descriptive Statistics: mean (average), mode (most common), 
median (splits into two equal halves). So ONE Value. 
3) Measures of association: connection between the variables in your d...
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WGU D204 Data Analytics Journey Pre-Assessment #1 Questions and answers 100% Correct
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WGU D204 Data Analytics Journey Pre-Assessment #1 
Questions and answers 100% Correct 
1. Which activity does an analyst perform in the discovery phase of the data analytics 
life cycle? 
A. Collecting data 
B. Cleaning data 
C. Identifying outliers 
D. Identifying business needs - Answer- D 
2. In which phase of the data analytics life cycle does an analyst build a histogram? 
A. Data acquisition 
B. Data exploration 
C. Discovery 
D. Predictive modeling - Answer- B 
3. An analyst applies a sta...
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WGU D204 Study Set Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 14 pagina's • 2024
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WGU D204 Study Set Questions and 
Answers 100% Pass 
Which of these is NOT a topic of interest for Discovery/Planning/Business 
Understanding? 
A. Project Scope 
B. Identify stakeholders and research questions/KPIs 
C. Build a data pipeline (ETL) 
D. Identify timeline, budget, and participants - Answer- C 
What is a potential problem to consider in the planning phase? 
A. Lack of clear focus on stakeholders, timeline, limitations, and budget 
B. Quality and type of data may make access more diff...
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WGU D204 Data Analytics Journey (PLDC) Exam Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 8 pagina's • 2024
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WGU D204 Data Analytics Journey (PLDC) Exam 
Questions and Answers 100% Pass 
Which activity does an analyst perform in the discovery phase of the data analytics life 
cycle? - Answer- Identifying business needs 
In which phase of the data analytics life cycle does an analyst build a histogram? - 
Answer- Data exploration 
An analyst applies a statistical formula to obtain the average temperature for a city over 
the last 50 years. Which phase of the data analytics life cycle is represented by t...
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WGU D204 Data Analytics Journey Exam Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 29 pagina's • 2024
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WGU D204 Data Analytics Journey Exam 
Questions and Answers 100% Pass 
Data preparation Time - Answer- data preparation 80%, and everything else falls into 
about 20% 
GIGO - Answer- garbage in, garbage out. That's a truism from computer science. The 
information you're going to get from your analysis is only as good as the information that 
you put into it 
Upside to In-house data - Answer- It's the fastest way to start., you may actually be able 
to talk with the people who gathered the dat...
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D204 Preassessment Questions and Answers 100% Correct
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D204 Preassessment Questions and 
Answers 100% Correct 
Which activity does an analyst perform in the discovery phase of the data analytics life 
cycle? 
a. Collecting Data 
b. Cleaning Data 
c. Identifying outliers 
d. Identifying business needs - Answer- Identifying business needs 
In which phase of the data analytics life cycle does an analyst build a histogram? 
a. Data acquisition 
b. Data exploration 
c. Discovery 
d. Predictive modeling - Answer- Data Exploration 
An analyst applies a sta...
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WGU D204 - MW Data Analytics Life Cycle Exam Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 15 pagina's • 2024
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WGU D204 - MW Data Analytics Life Cycle Exam 
Questions and Answers 100% Pass 
Many versions but one proposed in this class: 
1) Business Understanding 
2) Data Acquisition 
3) Data Cleaning 
4) Data Exploration 
5) Predictive Modeling 
6) Data Mining/Machine Learning 
7) Reporting and Visualization 
and loop back at this point - Answer- What are the phases of the data analytics life cycle 
proposed by WGU? 
This phase is also known as the discovery phase. During this phase, an analyst defines 
...
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WGU D204 Data Analytics Final Exam Questions and Answers 100% Pass
- Tentamen (uitwerkingen) • 0 pagina's • 2024
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WGU D204 Data Analytics Final Exam 
Questions and Answers 100% Pass 
The extensive use of data and advanced quantitative analysis to drive fact-based 
decision-making and actions - Answer- Analytics definition 
A collection of data sets that are so large or complex that it is impossible to analyze 
them with traditional databases and tools - Answer- Big data definition 
Terabytes, petabytes, zettabytes - Answer- Big data (volume) 
Unstructured - Answer- Big data (variety) 
Data in motion (stream...
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