SOLUTION: Fully work out (please show your work, including the formulas used) the following problem on a sheet of paper. Scan or photograph your work (check that it is readable) and upload
Algebra.Com
Question 1166792: Fully work out (please show your work, including the formulas used) the following problem on a sheet of paper. Scan or photograph your work (check that it is readable) and upload it to the Probability Worked Problem Dropbox.
Given the following table summarizing the responses of 270 people to toe question 'which evening news program do you watch most often':
Viewers ABC NBC CBS Other Total
Men 30 20 40 55 145
Women 50 10 20 45 125
Total 80 30 60 100 270
If one of these individuals is selected at random, what is the probability that the person watches:
a station other than CBS, given that they are a woman
NBC or CBS, given that the individual is a man
Found 2 solutions by Boreal, ikleyn:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Viewers ABC NBC CBS Other Total
Men 30 20 40 55 145
Women 50 10 20 45 125
Total 80 30 60 100 270
Given a woman (there are 125) probability watch other than CBS (105) so answer is 105/125 or 0.84
Given a man (145) NBC or CBS (60) so probability is 60/145 or 0.41.
Answer by ikleyn(52818) (Show Source): You can put this solution on YOUR website!
.
This problem came to the forum couple of days ago,
and I reacted, giving the full instructions on its solution.
https://www.algebra.com/algebra/homework/Probability-and-statistics/Probability-and-statistics.faq.question.1148030.html
Now it came again, and it makes me very sad,
because I see that the visitor even did not try to do elementary calculations on his (or her) own.
RELATED QUESTIONS
A rectangular sheet of paper is folded diagonally. Show and explain your work. What is... (answered by Fombitz)
A right triangle is formed by the x-axis, the y-axis, and the line y = -2x +5.
A.... (answered by josgarithmetic)
Using a sheet of graph paper, solve the following system of equations graphically. Be... (answered by richard1234)
Stephanie has the following scores on her algebra tests: 85, 92, and 71. What score must... (answered by rfer)
Algebra formulas help please, I have to create a formula.
Option 1: Find a formula... (answered by josgarithmetic)
1. Read the examples in the lesson and work them out on paper. Pay particular attention... (answered by jim_thompson5910)