This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: people selected at random will be of this opinion? Hints: Let X = # of people among those 5 who are of that opinion. Then S x ={0,1,2,3,4,5} P[X ≥ 2] = 1 P[X<2] = 1P[X=0]P[X=1] P[X=0] = 5 3 . 7 . 5 =0.00243 P[X=1] = 4 1 3 . 7 . 1 5 =0.02835 The final numerical answer should be 0.96922....
View
Full
Document
This note was uploaded on 01/19/2012 for the course IEN 311 taught by Professor Qiu during the Spring '11 term at University of Miami.
 Spring '11
 Qiu

Click to edit the document details