Question

A class consists of 9 boys and 3 girls. (i) In how many ways can the teacher choose a committee of 4? (1) How many committees will have at least one girl? (iii) How many will have a girl exactly?

Name: a class consists of 9 boys and 3 girls i in how many ways can the teacher choose a committee of 4 1 how many committees will have at least one girl iii how many will have a girl exactly 73233
Uploaded: 2022-10-26T11:44:13-08:00
Duration: 2 min 36 s
Channel: Jacob Fry
Description: a class consists of 9 boys and 3 girls i in how many ways can the teacher choose a committee of 4 1 how many committees will have at least one girl iii how many will have a girl exactly 73233

          A class consists of 9 boys and 3 girls. (i) In how many ways can
the teacher choose a committee of 4? (1) How many committees will
have at least one girl? (iii) How many will have a girl
exactly?

Added by Mary B.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Jacob Fry

10/26/2022

Step 1

- The class consists of 9 boys and 3 girls, making a total of 12 students. - To find the total number of ways to choose a committee of 4 from these 12 students, we use the combination formula, which is \(C(n, k) = \frac{n!}{k!(n-k)!}\), where \(n\) is the total Show more…

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A class consists of 9 boys and 3 girls. (i) In how many ways can the teacher choose a committee of 4? (1) How many committees will have at least one girl? (iii) How many will have a girl exactly?