WGU C955 - Module 7: Probability /
Newest Actual Exam Questions &
Complete Answers (Expert Verified)
2025.
Terms in this set (60)
Quiz____?
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
Quiz____?
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?
Page 1 of 39
,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
Quiz____?
The table below shows the breakdown of workers at a business. What is the
probability that a randomly selected 18−25 year old is male (to the nearest
hundredth)?
Age
18−25 26−44 45+ Total
Male 75 200 125 400
Female 50 225 100 375
Page 2 of 39
,Total 125 425 225 775
a 0.48
b 0.52
c 0.56
d 0.60 -
Answer✓✓
0.60
Quiz____?
The probability that Jimmy attends school on any given day is 0.98 . The probability
Jimmy misses a day of school, given that he missed the day before, is 0.5 . What is
the probability that Jimmy misses school on BOTH Tuesday and Wednesday?
a 0.0004
b 0.01
c 0.02
d 0.04 -
Answer✓✓
0.01
Quiz____?
Page 3 of 39
, The following table shows the percentage of events at an arena.
Basketball 26%
Hockey 19%
Concert 18%
Table Tennis 9%
Other 28%
What is the disjoint probability of having a basketball or hockey game at the arena?
a 27%
b 37%
c 45%
d 55 -
Answer✓✓
45%
Quiz____?
A game has a 10 -sided fair die. What is the probability of rolling an even number or a
number less than 5 ?
a 1/10
b 3/10
Page 4 of 39
Newest Actual Exam Questions &
Complete Answers (Expert Verified)
2025.
Terms in this set (60)
Quiz____?
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
Quiz____?
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?
Page 1 of 39
,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
Quiz____?
The table below shows the breakdown of workers at a business. What is the
probability that a randomly selected 18−25 year old is male (to the nearest
hundredth)?
Age
18−25 26−44 45+ Total
Male 75 200 125 400
Female 50 225 100 375
Page 2 of 39
,Total 125 425 225 775
a 0.48
b 0.52
c 0.56
d 0.60 -
Answer✓✓
0.60
Quiz____?
The probability that Jimmy attends school on any given day is 0.98 . The probability
Jimmy misses a day of school, given that he missed the day before, is 0.5 . What is
the probability that Jimmy misses school on BOTH Tuesday and Wednesday?
a 0.0004
b 0.01
c 0.02
d 0.04 -
Answer✓✓
0.01
Quiz____?
Page 3 of 39
, The following table shows the percentage of events at an arena.
Basketball 26%
Hockey 19%
Concert 18%
Table Tennis 9%
Other 28%
What is the disjoint probability of having a basketball or hockey game at the arena?
a 27%
b 37%
c 45%
d 55 -
Answer✓✓
45%
Quiz____?
A game has a 10 -sided fair die. What is the probability of rolling an even number or a
number less than 5 ?
a 1/10
b 3/10
Page 4 of 39
