Adding probability:
There are 600 students in a high school junior class. Of these 600 student...
Mathematics, 18.03.2020 19:01 reycaden
Adding probability:
There are 600 students in a high school junior class. Of these 600 students, 350 regularly wear a watch to school, 325 regularly wear earrings, and 300 regularly wear a watch and earrings. Using this information, answer each of the following questions.
Let W be the event that a randomly selected junior regularly wears a watch and E be the event that a randomly selected junior regularly wears earrings.
1) What is P(W) the probability that a junior wears a watch?
2)What is P(E) the probability that a junior wears earrings?
3)What is P(W and E) the probability that a junior wears a watch and earrings?
4)What is P(W or E) the probability that a junior wears a watch or earrings?
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 21:10, samtrevino9921
Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)
Answers: 1
Mathematics, 21.06.2019 23:00, soldierboy771
What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?
Answers: 1
You know the right answer?
Questions in other subjects:
Mathematics, 12.02.2021 16:30
History, 12.02.2021 16:30
Mathematics, 12.02.2021 16:30
Mathematics, 12.02.2021 16:30
Mathematics, 12.02.2021 16:30
