WGU C955 Module 7: Probability | Exam Questions and
Correct Answers | Latest Update 2026/2027 | Graded A+ |
100% Guaranteed Pass.
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 correct answers 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 correct answers 0.29
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 correct answers 0.01
The following table shows the percentage of events at an arena.
Basketball 26%
Hockey 19%
Concert 18%
Table Tennis 9%
Other 28%
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
Total 125 425 225 775
a 0.48
b 0.52
c 0.56
d 0.60 correct answers 0.60
, What is the disjoint probability of having a basketball or hockey game at the arena?
a 27%
b 37%
c 45%
d 55 correct answers 45%
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
c 7/10
d 9/10 correct answers 7/10
In a bag, there are 8 red marbles, 10 blue marbles, 9 green marbles, and 5 black marbles. Find the
theoretical probability of drawing a red marble out of the bag.
a 5/32
b 1/4
c 9/32
d 5/16 correct answers 1/4
What is the sample size for choosing an odd number between 1 and 75 , including the numbers 1
and 75 ?
a 37
Correct Answers | Latest Update 2026/2027 | Graded A+ |
100% Guaranteed Pass.
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 correct answers 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 correct answers 0.29
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 correct answers 0.01
The following table shows the percentage of events at an arena.
Basketball 26%
Hockey 19%
Concert 18%
Table Tennis 9%
Other 28%
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
Total 125 425 225 775
a 0.48
b 0.52
c 0.56
d 0.60 correct answers 0.60
, What is the disjoint probability of having a basketball or hockey game at the arena?
a 27%
b 37%
c 45%
d 55 correct answers 45%
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
c 7/10
d 9/10 correct answers 7/10
In a bag, there are 8 red marbles, 10 blue marbles, 9 green marbles, and 5 black marbles. Find the
theoretical probability of drawing a red marble out of the bag.
a 5/32
b 1/4
c 9/32
d 5/16 correct answers 1/4
What is the sample size for choosing an odd number between 1 and 75 , including the numbers 1
and 75 ?
a 37
