Probabilities from proportion tables
The following tables give the proportions of men and women in the U S population, and the proportions of men and women who have never married, in a recent year.
men
age proportion in population proportion never married
1824 0.133 0.874
2534 0.205 0.397
3544 0.232 0.187
4564 0.287 0.075
65 or over 0.142 0.038
women
age proportion in population proportion never married
1824 0.123 0.775
2534 0.194 0.298
3544 0.219 0.121
4564 0.284 0.062
65 or over 0.181 0.047
Find the probability that a randomly selected man who has never married is between 35 and 44 years old (inclusive)
Find the probability that a randomly selected woman who has been married is between 18 and 24 (inclusive)
Â© BrainMass Inc. brainmass.com June 7, 2023, 2:17 pm ad1c9bdddfhttps://brainmass.com/math/probability/probabilitiesproportiontables6194
Solution Preview
Solution. Let A1, A2,A3,A4 and A5 denote the event that a person is man with age 1824, 2534,3544,4564, and 65 or over, respectively.
Let B1, B2,B3,B4 and B5 denote the event that a person is woman with age 1824, 2534,3544,4564, and 65 or ver, respectively. We denote the event that a man never marries by AC, and a woman never marries by BC, and we denote the event that a ...
Solution Summary
Probabilities are calculated from a proportion table. The proportion of males and female who are not married between the age of 35 and 44 years old are determined.
Free BrainMass Quizzes

Each question is a choicesummary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Some questions on probability