WGU C955 APPLIED PROBABILITY AND
STATISTICS STUDY GUIDE BUNDLE
⫸ A county park has hiking paths with lengths of 1.05, 3.6, 3.17, and
2.2 miles.
What is the total length, in miles, of hiking paths in the park?
A) 9.02 miles
B) 10.02 miles
C) 10.12 miles
D) 11.2 miles Answer: 10.02 miles
⫸ If there are 2 tablespoons in 1 fluid ounce, how many tablespoons
does the following calculation yield?
4 fl oz - 1.5 tbsp
0.5 tbsp
1 tbsp
2.5 tbsp
6.5 tbsp Answer: 6.5 tbsp
,⫸ Solve for X:
X - 5/4 = 2/3
A) 3/12
B) 7/12
C) 10/12
D) 23/12 Answer: 23/12
⫸ Solve for X:
X+5/3=2/3
A) -3
B) -1
C) 1
D) 3 Answer: -1
⫸ Given the inequality:
2y + 6 > 20
Which graph is the solution?
A) {{ y < 3 }}
B) {{ y > 6 }}
C) {{ y > 7 }}
D) {{ y < 7 }} Answer: {{ y > 7 }}
⫸ Which graph is the solution for y < 8?
,A) {{ unfilled circle on 8, arrow pointing left }}
B) {{ filled circle on 8, arrow point left }}
C) {{ unfilled circle on 8, arrow pointing right }}
D) {{ filled circle on 8, arrow point right }} Answer: {{ unfilled circle
on 8, arrow pointing left }}
⫸ Which graph is the solution for 4y - 6 > 18?
A) {{ y > 4 }}
B) {{ y > 6 }}
C) {{ y < 4 }}
D) {{ y < 6 }} 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) 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) Answer: (0,9) to (4.5,0)
, ⫸ 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 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 Answer: 190-210
⫸ In a statistics class, 40 students are asked to write their age on a piece
of paper and place the paper in a box. After rotating and shaking the
STATISTICS STUDY GUIDE BUNDLE
⫸ A county park has hiking paths with lengths of 1.05, 3.6, 3.17, and
2.2 miles.
What is the total length, in miles, of hiking paths in the park?
A) 9.02 miles
B) 10.02 miles
C) 10.12 miles
D) 11.2 miles Answer: 10.02 miles
⫸ If there are 2 tablespoons in 1 fluid ounce, how many tablespoons
does the following calculation yield?
4 fl oz - 1.5 tbsp
0.5 tbsp
1 tbsp
2.5 tbsp
6.5 tbsp Answer: 6.5 tbsp
,⫸ Solve for X:
X - 5/4 = 2/3
A) 3/12
B) 7/12
C) 10/12
D) 23/12 Answer: 23/12
⫸ Solve for X:
X+5/3=2/3
A) -3
B) -1
C) 1
D) 3 Answer: -1
⫸ Given the inequality:
2y + 6 > 20
Which graph is the solution?
A) {{ y < 3 }}
B) {{ y > 6 }}
C) {{ y > 7 }}
D) {{ y < 7 }} Answer: {{ y > 7 }}
⫸ Which graph is the solution for y < 8?
,A) {{ unfilled circle on 8, arrow pointing left }}
B) {{ filled circle on 8, arrow point left }}
C) {{ unfilled circle on 8, arrow pointing right }}
D) {{ filled circle on 8, arrow point right }} Answer: {{ unfilled circle
on 8, arrow pointing left }}
⫸ Which graph is the solution for 4y - 6 > 18?
A) {{ y > 4 }}
B) {{ y > 6 }}
C) {{ y < 4 }}
D) {{ y < 6 }} 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) 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) Answer: (0,9) to (4.5,0)
, ⫸ 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 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 Answer: 190-210
⫸ In a statistics class, 40 students are asked to write their age on a piece
of paper and place the paper in a box. After rotating and shaking the
