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WGU Data-Driven-Decision-Making Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Regression and Correlation Analysis | - Linear regression modeling - Interpreting correlation and causation |
| Probability and Statistical Inference | - Sampling methods and sampling error - Probability concepts and distributions |
| Decision Making Models | - Risk and uncertainty in decision-making - Decision trees and expected value analysis |
| Data Fundamentals and Business Analytics | - Descriptive statistics (mean, median, variance, standard deviation) - Data types and data collection methods |
| Hypothesis Testing | - t-tests, chi-square tests, and significance testing - Null and alternative hypotheses |
WGU VPC2Data-Driven Decision MakingC207 Sample Questions:
1. What is the formula for calculating a simple index number?
A) The current price divided by the base year's price times 100
B) The base year's price divided by the current price
C) The base year's price divided by the current price times 100
D) The current price divided by the base year's price
2. A company's marketing team tells an analyst that fewer customers are opening emails in the recent email campaign. The analyst interviews a few marketing coordinators and discovers changes were made to the email subject line between the earlier successful email campaign and the recent one. The analyst then uses a statistical technique to compare the email open rates for each campaign. Which step does the comparison of the email open rate represent in the plan-do-check-act cycle?
A) Act
B) Check
C) Do
D) Plan
3. Which graphical representation depicts the steps that compose a process?
A) Scatterplot
B) Control chart
C) Flowchart
D) Histogram
4. What happens when an organization focuses on customers?
A) It leads to an increase in revenue and market share.
B) It reduces bias and fosters trust in decisions and plans.
C) It decreases costs for the organization and its suppliers.
D) It ensures consistency and efficiency among organization-wide activities.
5. When researchers are studying the effect of new drug treatments on patients, bias can be introduced by patients if they are aware of who receives the placebo.
Which type of research design eliminates this type of bias?
A) Prospective cohort study
B) Observational study
C) Time series study
D) Blind study
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B | Question # 3 Answer: C | Question # 4 Answer: A | Question # 5 Answer: D |








