PDF Version DemoWGU Applied-Probability-and-Statistics Exam Overview:
| Certification Vendor: | Western Governors University (WGU) |
|---|---|
| Exam Name: | Applied Probability and Statistics Objective Assessment |
| Exam Number: | C955 / FZO1 |
| Certificate Validity Period: | Valid while enrolled; competency does not expire |
| Real Exam Qty: | 40 |
| Passing Score: | Competency-based (approx. 65-70% cut score) |
| Exam Duration: | 90 minutes |
| Exam Format: | Single Answer, Multiple Choice, Scenario-Based |
| Available Languages: | English |
| Exam Price: | Included in WGU tuition ($3,800-$4,500 per 6-month term) |
| Recommended Training: | C955 Official Course Materials MindEdge Learning Platform |
| Exam Registration: | WGU Student Portal |
| Sample Questions: | WGU Applied-Probability-and-Statistics Sample Questions |
| Exam Way: | Online proctored via Proctorio (webcam, screen monitoring, lockdown browser) |
| Pre Condition: | No formal prerequisites; basic algebra recommended |
| Official Syllabus URL: | https://www.wgu.edu/online-courses/math/c955-applied-probability-statistics.html |
WGU Applied-Probability-and-Statistics Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Descriptive Statistics | 25% | - Graphical displays: histograms, boxplots, scatterplots - Measures of spread: range, IQR, variance, standard deviation - Types of data: categorical, discrete, continuous - Measures of center: mean, median, mode |
| Topic 2: Basic Numeracy & Algebra | 15% | - Linear equations, inequalities, graphing functions - Exponents, roots, and basic formulas - Arithmetic operations, fractions, decimals, percentages |
| Topic 3: Probability Concepts | 20% | - Normal distribution and empirical rule - Conditional probability and Venn diagrams - Probability rules, independent and dependent events - Discrete and continuous probability distributions |
| Topic 4: Inferential Statistics & Study Design | 20% | - Observational studies vs experiments - Sampling methods and bias - Hypothesis testing framework and interpretation - Confidence intervals for means/proportions |
| Topic 5: Correlation & Regression | 20% | - Correlation coefficient and interpretation - Simple linear regression models - Predictions and limitations of regression - Interpreting slope, intercept, and R-squared |
WGU Applied Probability and Statistics (FZO1 C955) Sample Questions:
Question #1
A biologist is studying the relationship between plant species, species A, species B, and species C, and the average height of the plants.
How should this study be classified?
A. Categorical#quantitative
B. Quantitative#categorical
C. Quantitative#quantitative
D. Categorical#categorical
Question #2
Probability of at least one six in 2 dice rolls = ?
A. 11/36
B. 25/36
C. 1/6
D. 1/36
Question #3
There are 14 black, 16 white, and 10 red balls in a box.
What is the probability of selecting 1 black ball, then 1 red ball, and then 1 white ball, replacing the ball each time?
A. 7/50
B. 21/200
C. 7/100
D. 7/200
Question #4
A dataset: 4, 8, 12, 16, 20. Mean = ?
A. 14
B. 16
C. 10
D. 12
Question #5
What percent of data lies within 2 standard deviations of the mean in a normal distribution?
A. 99%
B. 50%
C. 95%
D. 68%
Solutions:
| Question #1 Correct Answer: A | Question #2 Correct Answer: A | Question #3 Correct Answer: D | Question #4 Correct Answer: D | Question #5 Correct Answer: C |
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