Wgu c955 exam 2023 - Study guides, Class notes & Summaries
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WGU C955 Applied Probability and Statistics Final Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 37 pages • 2024
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WGU C955 Applied Probability and Statistics 
Final Exam (Latest 2023/ 2024 Update) 
Questions and Verified Answers| 100% Correct| 
Grade A
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WGU C955 - Module 7: Probability exam 2023 100%Solved
- Exam (elaborations) • 14 pages • 2023
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What is the probability of someone having a birthday in March or December? 
 
a 1/6 
b 1/4 
c 1/3 
d 1/2 -ANSWER 1/6 
 
The table below shows the breakdown of workers at a business. What is the probability of selecting a worker who is over 45 years of age to the nearest hundredth? 
 
Age 
18−25 26−44 45+ Total 
Male 75 200 125 400 
Female 50 225 100 375 
Total 125 425 225 775 
a 0.16 
b 0.29 
c 0.42 
d 0.55 -ANSWER 0.29 
 
The table below shows the breakdown of workers at a business...
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2023 WGU C955 Exam with Complete Solutions
- Exam (elaborations) • 2 pages • 2023
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Histogram - ANSWER-A graphical representation -- bars, measuring the frequency within each interval 
 
Skewed right - ANSWER-Not a symmetric distribution, the tail is on the right 
 
Measures of center - ANSWER-Median, the mean (and mode) 
 
Measures of spread - ANSWER-Range, IQR & standard deviation 
 
Standard Deviation Rule - ANSWER-68% of the data are within 1 standard deviation, 
95% are within 2, 
99.7% are within 3 standard deviations from the mean. 
 
median (for center) & IQR (for spr...
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