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WGU D204 DATA ANALYTICS FINAL EXAM NEWEST ACTUAL EXAM (2 VERSIONS) WITH ACCURATE COMPLETE QUESTIONS AND DETAILED ANSWERS GRADED A | BRAND NEW!!!$18.49
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WGU D204 DATA ANALYTICS FINAL EXAM
NEWEST ACTUAL EXAM (2 VERSIONS)
WITH ACCURATE COMPLETE QUESTIONS
AND DETAILED ANSWERS GRADED A |
BRAND NEW!!!
Which characteristics are used to group data together in a
cluster analysis? Choose 2 answers.
1. Distance
2. Similarity
Which tool has libraries that expand its visualization
capabilities?
Python
Which tools can be used for performing statistics and creating
interactive data visualization for large datasets from various
sources?
,Choose 2 answers.
Tableau
R
Which type of data representation should a data analyst use to
display expense categories as a percentage of total business
expenses?
Pie chart
What does it mean when data is not maintained or
insufficiently maintained?
The data is not kept up-to-date or may be incomplete.
What does it mean when data is simply not available?
The data is not accessible or does not exist.
,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
D. identifying business needs
In which phase of the data analytics life cycle does an analyst
build a histogram?
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
this activity?
Exploratory data analysis
, An analyst has been tasked with defining data columns that
could contain null values.
Which activity of the data acquisition phase is represented?
Detecting missing values
Which activity in the data analytics life cycle occurs during the
data acquisition phase and requires the most time and effort
from the data analyst?
Cleaning data
What might be developed by data analysts when acquiring data
from a data warehouse?
The SQL queries of data within the tables
What can be identified using a box plot?
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