WGU C955 - Module 7: Probability Exam
(Latest 2024/ 2025 Update) Questions and
Verified Answers| 100% Correct| Grade A
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
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 - ANSWER 0.29
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 - ANSWER 0.60
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
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%
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
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