SOLUTION: About 6% of the population has a particular genetic mutation. 400 people are randomly selected. Find the standard deviation for the number of people with the genetic mutation in

Algebra.Com
Question 1162827: About 6% of the population has a particular genetic mutation. 400 people are randomly selected.
Find the standard deviation for the number of people with the genetic mutation in such groups of 400. Round answer to 4 decimal places.

Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
variance is np(1-p)=400*0.06*0.94=22.56
sd is sqrt(V)=4.7497 people

RELATED QUESTIONS

About 5% of the population has a particular genetic mutation. 400 people are randomly... (answered by ikleyn)
About 3% of the population has a particular genetic mutation. 300 people are randomly... (answered by addingup)
About 10% of the population has a particular genetic mutation. 300 people are randomly... (answered by ikleyn)
About 4% of the population has a particular genetic mutation. 600 people are randomly... (answered by ikleyn)
About 9% of the population has a particular genetic mutation. 800 people are randomly... (answered by Boreal)
About 9% of the population has a particular genetic mutation. 800 people are randomly... (answered by Boreal)
According to the movie X-men, about 7% of the population in Oxnard has a particular... (answered by ikleyn)
About 4% of the population has a particular genetic mutation. 500 people are randomly... (answered by ikleyn)
About 10% of the population has a particular genetic mutation. 600 people are randomly... (answered by ikleyn)