Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
A student signs up for 3 classes for this semester. the probability of getting an a in class 1 is 0.3. the probability of getting an a in class 2 is 0.4. the probability of getting an a in class 3 is 0.5.
 one year ago
 one year ago
A student signs up for 3 classes for this semester. the probability of getting an a in class 1 is 0.3. the probability of getting an a in class 2 is 0.4. the probability of getting an a in class 3 is 0.5.
 one year ago
 one year ago

This Question is Closed

mariomintchevBest ResponseYou've already chosen the best response.0
a) what is the probability of getting 3 As this semester? b) what is the probability of getting 2 As this semester? c) what is the probability of getting at least 1 A this semester?
 one year ago

mariomintchevBest ResponseYou've already chosen the best response.0
@Hero @jim_thompson5910 @karatechopper @KingGeorge @Mertsj @satellite73
 one year ago

MertsjBest ResponseYou've already chosen the best response.0
These are independent events so you should multiply the individual probabilities.
 one year ago

mariomintchevBest ResponseYou've already chosen the best response.0
thats what i was thinking. like for a).... .3 * .4 *.5 but what about the rest?
 one year ago
See more questions >>>
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.