Friday

August 29, 2014

August 29, 2014

Posted by **rock johnny** on Friday, September 25, 2009 at 9:03pm.

At the auditions, Rain gets 5 females and 9 males trying out for the remaining 3 positions in the band that can play all the instruments.

a) What is the probability that the band will have 3 males and 1 female?

b) What is the probability that the band will have at least 2 males?

- Another Data Management Question -
**economyst**, Saturday, September 26, 2009 at 11:02amFollow the logic i gave you in your previous post. Remember, the formula for n-choose-x is n!/x!*(n-x)! where ! means factorial.

- Another Data Management Question -
**economyst**, Saturday, September 26, 2009 at 1:43pmhint for b) Since Rain is male, having at least two males means picking at least one male. Which is equal to (1-P) where P is the probability of picking 3 females.

**Related Questions**

Data management!! [ Hi economyst] Please Help. - Hi. economyst. Thanks for your ...

Math - A rock band has 5 members, and 2/5 of the members play string instruments...

Music - ---Okay! I know lots of you out there like music! does anyone know any ...

English - I left out these sentences which are more or less the same but I need ...

Math - instruments played in a band include a piano drum guitar and saxophone....

Math - Use the following information to determine the number of people in each ...

7th grade math Ms.Sue please - At the halftime show, a marching band marched in ...

English - In the following sentence, how is the word "band" used? Even though ...

music - So, in G/B, B is the descending bass line under the G chord. The G chord...

Algebra - Two of the top-grossing concert tours were by a jazz band and a rock ...