Friday

November 21, 2014

November 21, 2014

Posted by **alejandro** on Friday, January 25, 2013 at 3:29am.

What is the probability that the adults without children are all on the committee? Express your answer to the nearest tenth of one percent.

- math30 -
**Reiny**, Friday, January 25, 2013 at 11:25amnumber of possible committees without restrictions

= C(19,7) = 50388

number of committees with the specified 4 adults

= 1 x C(15, 3) , (we must still choose 3 of the remaining 15)= 455

prob of your event = 455/50388 = 35/3876

= .0090

= appr .9%

**Answer this Question**

**Related Questions**

Accelerated Math - A committee is to consist of three members. If there are six ...

math - Suppose the 435 members of the House of Representatives are placed on ...

MATH - A STUDENT COUNCIL COMMITTEE IS MADE UP OF 4 BOYS AND 5 GIRLS.IF 2 ...

math 12 - A committee of students and teachers is being formed to study the ...

math - Suppose the 435 members of the house of representatives are placed on ...

Math - The House of Representatives has 435 members. If a committee has a prime ...

Math - The House of Representatives has 435 members. If a committee has a prime ...

statistical analysis - 2. The Computer Systems Department has eight faculty, ...

Quantitative reasoning - The administration has formed a 26 person planning ...

college math - How many different committees can be formed from 9 teachers and ...