# View the step-by-step solution to: A brand name has a 30% recognition rate. If the owner of the

This question was answered on Oct 01, 2013. View the Answer
A brand name has a 30% recognition rate. If the owner of the brand wants to verify that rate by beginning with a small sample of 10 randomly selected connsumers, find the probability that exactly 3 of 10 consumers recognize the brand name. Also find the probability that the number who recognize the brand name is not 3.
Sign up to view the entire interaction

#### Top Answer

The way to answer this question is ... View the full answer

P(X = 3) = C(10,3)*0.3^3*(1­0.3)^7 = 120*0.3^3*0.7^7 = 0.2668
The probability that the number who recognize the brand name is not 3 is
P(number who recognize the brand name is not 3) = 1­0.2668 =...

### Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors and customizable flashcards—available anywhere, anytime.

### -

Educational Resources
• ## -

Study Documents

Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access or to earn money with our Marketplace.

Browse Documents
• ## 890,990,898

Question & Answers

Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

Ask a Question
• ## 890,990,898

Flashcards

Browse existing sets or create your own using our digital flashcard system. A simple yet effective studying tool to help you earn the grade that you want!

Browse Flashcards