1
WGU
WGU C784 - A PPLIED HEALTHCARE STATISTICS
PRE-ASSESSMENT EXAM QUESTIONS AND ANSWERS
UPDATED (2024/2025) (VERIFIED ANSWERS)
What is the Fahrenheit equivalent for a patient's room that needs to be kept
at 25 degrees Celsius?
A. 70°
B. 75°
C. 77°
D. 80° - ANS ✓C. 77°
What is the Celsius equivalent for a patient who is running a fever of 102
degrees Fahrenheit?
A. 37.9°C
B. 38.9°C
C. 39.9°C
D. 40.9°C - ANS ✓38.9°C
What is the value of x in this equation? 2x + 3 = 13
A. 5
B. 10
C. 76
D. 106 - ANS ✓A. 5
Solve the following equation: x − 5/4 = 2/3. What is the value of x?
A. 3/12
B. 7/12
WGU C784
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WGU
C. 10/12
D. 23/12 - ANS ✓D. 23/12
Question #21: Battery lifetime is normally distributed for large samples.
The mean lifetime is 500 days, and the standard deviation is 61 days. Which
percent of batteries have lifetimes longer than 561 days?
A. 16
B. 21
C. 26
D. 31 - ANS ✓A. 16
Question #22: Five hundred values are normally distributed with a mean of
125 and a standard deviation of 10. Which percent of the values lies
between the interval 115-135?
A. 50
B. 68
C. 95
D. 99 - ANS ✓B. 68
Question #23: A paediatric unit wants to know what the median age is of its
adolescent population so they can focus on activities for these clients. The
unit staff recorded the ages of 12 adolescents over a three month period:
Age(s): Frequency(ies):
13 1
16 2
17 2
18 3
19 4
What is the median age?
A. 18.6
WGU C784
WGU
WGU C784 - A PPLIED HEALTHCARE STATISTICS
PRE-ASSESSMENT EXAM QUESTIONS AND ANSWERS
UPDATED (2024/2025) (VERIFIED ANSWERS)
What is the Fahrenheit equivalent for a patient's room that needs to be kept
at 25 degrees Celsius?
A. 70°
B. 75°
C. 77°
D. 80° - ANS ✓C. 77°
What is the Celsius equivalent for a patient who is running a fever of 102
degrees Fahrenheit?
A. 37.9°C
B. 38.9°C
C. 39.9°C
D. 40.9°C - ANS ✓38.9°C
What is the value of x in this equation? 2x + 3 = 13
A. 5
B. 10
C. 76
D. 106 - ANS ✓A. 5
Solve the following equation: x − 5/4 = 2/3. What is the value of x?
A. 3/12
B. 7/12
WGU C784
, 2
WGU
C. 10/12
D. 23/12 - ANS ✓D. 23/12
Question #21: Battery lifetime is normally distributed for large samples.
The mean lifetime is 500 days, and the standard deviation is 61 days. Which
percent of batteries have lifetimes longer than 561 days?
A. 16
B. 21
C. 26
D. 31 - ANS ✓A. 16
Question #22: Five hundred values are normally distributed with a mean of
125 and a standard deviation of 10. Which percent of the values lies
between the interval 115-135?
A. 50
B. 68
C. 95
D. 99 - ANS ✓B. 68
Question #23: A paediatric unit wants to know what the median age is of its
adolescent population so they can focus on activities for these clients. The
unit staff recorded the ages of 12 adolescents over a three month period:
Age(s): Frequency(ies):
13 1
16 2
17 2
18 3
19 4
What is the median age?
A. 18.6
WGU C784
