WGU C955 OBJECTIVE ASSESSMENT AND PA LATEST
2026 ACTUAL EXAM TEST BANK| C955 APPLIED
PROBABILITY AND STATISTICS OA & PA EXAM WITH
200 REAL EXAM QUESTIONS AND CORRECT
VERIFIED ANSWERS/ GRADED A+ (BRAND NEW!!)
Which graph is the solution for 4y - 6 > 18?
A) {{ y > 4 }}
B) {{ y > 6 }}
C) {{ y < 4 }}
D) {{ y < 6 }} - Correct Answer -{{ y > 6 }}
What is the correct line graph for y = 3x + 5?
A) (0,5) to (2,11)
B) (0,-5) to (2,-11)
C) (0,3) to (2,5)
D) (0,3) to (2,-7) - Correct Answer -(0,5) to (2,11)
What is the correct line graph for y = -2x + 9?
A) (0,9) to (4.5,0)
B) (0,9) to (3,0)
C) (0,-9) to (5,-19)
D) (0,-9) to (5,-24) - Correct Answer -(0,9) to (4.5,0)
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A normally distributed data set has a mean of 25 and a standard
deviation of 2.
Which percentage of the data falls between 23 and 25?
A) 34.0
B) 68.0
C) 95.0
D) 99.7 - Correct Answer -34.0
A given data set is normally distributed with a mean of 200 and a
standard deviation of 5.
Which two values does 95% of the data fall between?
A) 180-220
B) 185-225
C) 190-210
D) 195-235 - Correct Answer -190-210
In one 12-hour shift, a nurse spends four hours at patient bedsides, two
hours pulling medications, one hour on breaks, two hours documenting,
and three hours doing other activities. An analyst would like to display
the data by representing the 12-hour shift as one whole.
Which display method should the analyst use to meet this goal?
A) Box plot
B) Stem plot
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C) Histogram
D) Pie chart - Correct Answer -Pie chart
For which type of website data would a histogram be most appropriate?
A) Length of visit in minutes
B) Location of visitor by country
C) Frequently viewed pages
D) Most popular method of arrival - Correct Answer -Length of visit in
minutes
A company has 14 employees. Six employees work day shift, five
employees work swing shift, and three employees work night shift.
Which type of graph should be used to display how many employees
work each shift?
A) Stem plot
B) Bar graph
C) Box plot
D) Histogram - Correct Answer -Bar graph
A study was conducted to see if blood type influenced height.
Which type of classification is this?
A) Categorical to categorical
B) Categorical to quantitative
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C) Quantitative to quantitative
D) Quantitative to categorical - Correct Answer -Categorical to
quantitative
A study was conducted on the possible relationship between smoking
status and whether or not alcohol is consumed.
Which type of classification is this?
A) Categorical to categorical
B) Quantitative to categorical
C) Categorical to quantitative
D) Quantitative to quantitative - Correct Answer -Categorical to
categorical
A study is conducted on the possible relationship between gender and
income of the employees at a marketing company.
Which numerical measure is appropriate for this study?
A) Standard deviation
B) Five-number summary
C) Conditional percentages
D) Correlation coefficient - Correct Answer -Five-number summary
A researcher is examining the relationship between the number of hours
of sleep and score on a cognitive test.
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