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MAth Problem ??? Probability??? Help me, please ???  TOPIC_SOLVED

1/ 2 heads or 2 tails appearing in 2 tosses of a coin. 2/ 3 heads or 2 tails appearing in 3 tosses of a coin. 3/ at least 2 heads appearing in 3 tosses of a coin. 4/ at least 3 heads appearing in 4 tosses of a coin. ------------------------------------------------- And the probabability of obtaining...
by daivinhtran
on Mon Mar 28, 2011 11:55 pm
 
Forum: Discrete Math
Topic: MAth Problem ??? Probability??? Help me, please ???
Replies: 1
Views: 2193

Probability: what is difference between two Q's?  TOPIC_SOLVED

Probability Math ??? ....................Male ......Female ....Total Algebra...........21..........13____....34 Geometry.......34 ____..... 26 ___....60 Total............55_____......39____...94 The question is 1,What is the probability that a student is male given that he prefers Algebra? 2,Find th...
by daivinhtran
on Fri Apr 08, 2011 7:50 pm
 
Forum: Discrete Math
Topic: Probability: what is difference between two Q's?
Replies: 2
Views: 2476

Re: Probability: what is difference between two Q's?  TOPIC_SOLVED

....................Male ......Female ....Total Algebra...........21..........13____....34 Geometry.......34 ____..... 26 ___....60 Total............55_____......39____...94 The question is 1,What is the probability that a student is male given that he prefers Algebra? 2,Find the probability of sel...
by daivinhtran
on Sat Apr 09, 2011 1:42 am
 
Forum: Discrete Math
Topic: Probability: what is difference between two Q's?
Replies: 2
Views: 2476

find prob. rand. student member of band if also in pep club  TOPIC_SOLVED

Independent Events Math?

The band at Junior High School has 25 members and the pep club has 18 members. Seven students belong to both groups. Find the probability that a randomly selected student is a member of the band if he/she is also in the pep club
by daivinhtran
on Sat Apr 09, 2011 1:48 am
 
Forum: Discrete Math
Topic: find prob. rand. student member of band if also in pep club
Replies: 1
Views: 1757

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