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Data Analytics Final Exam Study Guide WGU C | Verified Answers & Guaranteed Success
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Data Analytics Final Exam Study Guide WGU C | Verified Answers & Guaranteed Success
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Data analytics - Final Exam WITHVERIFIED ANSWERS GUARANTEED
PASS STUDYING MATERIAL UPDATE
2024-2025.
Which of the following statements is true about establishing a primary key in a
table?
Primary keys must have a unique value for each row and have no null values
After reviewing the column headings and description, which of the following
would you note?
There is dependency between HotelAge and OpeningDate
Consider a scenario where the following validation rule was applied to the
Employee table shown.
The value for the Valid column for the employee with code "2" is "No"
Mithali, a financial analyst, is preparing data to engage in a data analysis project
to predict revenue for the next period based on environmental considerations.
She is currently reviewing the tables to validate inter-table rules for referential
integrity. Which of the following is true about referential integrity?
All values in a foreign should also exist as values in the corresponding primary key
Which of these is not an objective of data analysis strategies?
Collecting data
Diagnosing objectives in data analysis strategies involve which of the following?
Looking for associations between data variables
The components of an effective data analysis strategy plan consider each of the
following EXCEPT FOR
Analysis complexity
Which of the following specific questions depicts a descriptive analysis objective
for accounts receivable balance at year-end?
How many of the open invoices at the end of the year are past due?
You are asked to perform an analysis predicting the accounts payable balance at
the year-end. Which of the following data sources are best to analyze for this
objective?
Open vendor invoices that refer to purchases already received.
Assume you are asked to estimate the amount of uncollectible receivables at
year-end. Which of the following is not an analysis risk to consider when
estimating accounts receivable bad debts at year-end?
The number of full-time sales employees is reported inaccurately
Which of the following is an appropriate response to the data risk that the sample
selected for analysis is inappropriate?
Verify the representativeness of your sample
Critically thinking through the risks to a data analysis strategy during planning
will help avoid
All of these are possible costs from not considering the risks to data analysis choices
,A data analysis strategy is more likely to be successful if you critically think
through
Your objectives for the analysis
Which of the following refers to the content of a data set's row?
Single occurrence of the data record
Which of the following could refer to the name of a column in a sales invoices
data set?
CustomerState
Which of the following is an example of knowledge you might need to acquire for
data analysis strategy planning?
The analysis is appropriate for your data measurement scales
Which of the following is NOT a data measure scale that can be used in designing
your data analysis strategy?
Optimal data
Which of the following data measure scales allows for meaningful multiplication
of data points?
Ratio data
Descriptive analysis that include median central tendency measures are
appropriate for which data measurement scale?
Interval
Diagnostic analyses that include data dispersion measures such as variance and
standard deviation are appropriate for which data measurement scale?
Ratio
ar chart visualizations are appropriate for data with which measurement scale?
All measurement scales are appropriate for bar charts
Which of the following objective questions reflects a diagnostic purpose for
accounts receivable year-end balance?
Are new customers causing the increase in outstanding invoices in the year-end
accounts receivable balance compared to last year?
Predictive and prescriptive analyses that include creating trendline visualizations
are appropriate for which data measurement scale?
Interval
Managerial accountants would most likely plan data analyses when which of the
following occur?
Changes to their organization's performance
AIS accountants would most likely design a data analysis strategy for which of
the following opportunities?
New technologies that can provide cost savings for operational processes
What is the best visualization: Show the distribution of prices for a specific
product
Scatterplot
What is the best visualization: Show the composition of total expenses
, Stacked bar chart
What is the best visualization: Show the relationship between temperatures and
soup sales at a restraunt
Scatterplot
What is the best visualization: Show sales trends over time
Line chart
What is the best visualization: Show the distribution of sales by country
Bubble chart
What is the best visualization: Show sales comparisons by year
Bar chart
A _____________ audience is primarily concerned with actionable results
managerial
A scatterplot is best used for which of the following objectives?
Showing relationships
Which type of risk: Did the preparer have any potential biases that could have
influenced the preparation of the analysis?
Potential bias risk
Which type of risk: Are the data used in the analysis the most recent available?
Potential data risk
Which type of risk: Were all the necessary and appropriate data included in the
analysis?
Potential bias risk
Which type of risk: Were appropriate internal controls in place to ensure the data
used was correct?
Potential data risk
Which type of risk: Was the correct method used to perform the analysis?
Potential analysis risk
Which type of risk: Is the analysis missing relevant data?
Potential data risk
Which type of risk: Did the analysis meet the original objective and answer the
question?
Potential analysis risk
What Is the appropriate bias: The person performing the analysis wants to prove
a predetermined assumption.
Confirmation bias
What Is the appropriate bias: The person performing the analysis selected the
data subjectively
Selection biais
What Is the appropriate bias: The person interpreting the analysis wants to prove
a predetermined assumption
Confirmation bias
What Is the appropriate bias: The person interpreting the analysis focuses on
results that support the existing assumption
Confirmation bias
What Is the appropriate bias: The person interpreting the analysis considers only
a sample of the data rather than the entire population
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