5. NBC News reported on May 2, 2013, that 1 in 20 child United States have a food allergy of some sort. Conside random sample of 25 children and let X be the number who have a food allergy. Then X-Bin(25, 05). (Show even though you can find the answers from the calculat a) Determine P(X = 3), P(X ≤ 3) and P(X<3). b) Determine P (X24). c) Determine P(1 ≤ x ≤ 3). d) What are E(X), E(X) and o₂?
5. NBC News reported on May 2, 2013, that 1 in 20 child United States have a food allergy of some sort. Conside random sample of 25 children and let X be the number who have a food allergy. Then X-Bin(25, 05). (Show even though you can find the answers from the calculat a) Determine P(X = 3), P(X ≤ 3) and P(X<3). b) Determine P (X24). c) Determine P(1 ≤ x ≤ 3). d) What are E(X), E(X) and o₂?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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