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WGU Data-Driven-Decision-Making Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Decision Models & Prescriptive Analytics | 15% | - Quality & process improvement tools - Decision trees, payoff matrices, expected value - Optimization, sensitivity analysis |
| Foundations of Data-Driven Decision Making | 20% | - Types of analytics: descriptive, predictive, prescriptive - Role of data in business decisions - Ethics, privacy, and data governance |
| Predictive Analytics & Regression | 20% | - Forecasting & trend analysis - Interpreting coefficients, R-squared, significance - Simple & multiple linear regression |
| Statistical Concepts & Descriptive Analytics | 25% | - Data visualization: charts, graphs, dashboards - Measures of central tendency, dispersion, distribution - Data types, measurement scales, sampling methods |
| Probability & Statistical Inference | 20% | - Probability rules, distributions, expected value - Hypothesis testing, p-values, confidence intervals - Correlation vs. causation |
WGU VPC2Data-Driven Decision MakingC207 Sample Questions:
1. What is the basic difference between evaluating costs and benefits in the public and private sectors?
A) Private projects generate considerable revenue.
B) The benefits of public projects are easily quantifiable.
C) The benefit of private projects is general public welfare.
D) The costs associated with public projects are minimal.
2. A manager has been assigned to manage a digital marketing analytics team. The manager tasks the team with determining similarities among existing customers in the company's database, such as similarities in products purchased, location, and the average amount spent per order among existing customers.
Which type of activity will help the team accomplish this task?
A) Regression analysis
B) Touchpoint analysis
C) Linear programming
D) Data mining
3. What does prevalence measure when studying disease frequency?
A) All existing cases of a disease
B) Potential future cases of a disease
C) Only past cases of a disease
D) Only new cases of a disease
4. A sample of 1,020 people was asked how many minutes they exercise on a typical day. The data were plotted and determined to be skewed left with a mean of 44.75 minutes.
Which boxplot correctly graphs this data?
A) Option A
B) Option C
C) Option D
D) Option B
5. Which exam type compares one student's performance on a test to other students' performance?
A) An ad hoc test
B) A norm-referenced test
C) An essay test
D) A criterion-referenced test
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: B |
