A community for students.
Here's the question you clicked on:
 0 viewing
pink.1d
 one year ago
Choose a row and column and compare P(A  B) with P(B  A). Explain what each probability means in the context of the situation and data you collected.
pink.1d
 one year ago
Choose a row and column and compare P(A  B) with P(B  A). Explain what each probability means in the context of the situation and data you collected.

This Question is Closed

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0Use social media regularly Don't use social media Younger than 18 16 4 Older than 18 11 9

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0also: Compare P(A∩B) with P(A∪B), and explain what each probability means in the context of the situation and data you collected. SAME TABLE posted above

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0@dan815 @iambatman @triciaal

perl
 one year ago
Best ResponseYou've already chosen the best response.2lets start with the first question

perl
 one year ago
Best ResponseYou've already chosen the best response.2first find the totals http://prntscr.com/7cj8yl

perl
 one year ago
Best ResponseYou've already chosen the best response.2Let A = Use social media regularly Let B = Younger than 18 P( A  B) = 16/20 P(BA) = 16/27

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0i understand up to now

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0i dont get what they mean when it says ' Explain what each probability means in the context of the situation and data you collected.' i dont know how to answer that. i know how to find the answer but i m not sure how to answer that

perl
 one year ago
Best ResponseYou've already chosen the best response.2P(A  B) means probability use social media regularly given that we only look at people who are younger than 18 http://prntscr.com/7cja04 Or another way to say it, of people who are younger than 18 what is probability that randomly selecting one uses social media

perl
 one year ago
Best ResponseYou've already chosen the best response.2so we only look at that top row

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0so the top row and 1s2 colum?

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0younger than 18 and use social media

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0@perl @perl @perl @perl dont leave

perl
 one year ago
Best ResponseYou've already chosen the best response.2right, top row and first colmun is P(AB)

perl
 one year ago
Best ResponseYou've already chosen the best response.2P(AB) corresponds to top row and first colmun also we can express it as P(AB) =P(A∩B) / P(B)

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0what does p(b line a) mean. it means

perl
 one year ago
Best ResponseYou've already chosen the best response.2P(BA) says to look in only first column, first row

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0so what exactly does that mean?

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0does it mean it all out of total

perl
 one year ago
Best ResponseYou've already chosen the best response.2If we define http://prntscr.com/7cjcnn P(BA) says to look in only first column A P(AB) says to look only in first row B

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0can you look over the answer I wrote?

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0P(B  A) means probability of those under 18 who use social media regularly out of the total people that use social media regularly

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0P(A  B) : This probability means means probability of those under 18 who use social media regularly out of all the people under 18

perl
 one year ago
Best ResponseYou've already chosen the best response.2do you agre that I defined A = "those who use social media regularly"

perl
 one year ago
Best ResponseYou've already chosen the best response.2its kind of hard to say, its a bit confusing what you wrote for the second one

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0P(A  B) : This means probability of those under 18 who use social media regularly out of all the people under 18

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0is the first one right?

perl
 one year ago
Best ResponseYou've already chosen the best response.2P(AB): probability that a person who is younger than 18 uses social media regularly.

perl
 one year ago
Best ResponseYou've already chosen the best response.2P(BA): Probability that a person who uses social media regularly is younger than 18.

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0@perl can you help me with the second one please?

pink.1d
 one year ago
Best ResponseYou've already chosen the best response.0THANKS FOR ALL THE HELP
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.