Suppose that Y ~ Bin(n, p) with 0

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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Suppose that Y ~ Bin(n, p) with 0 <p< 1, and that Z = aY where a is a non-zero constant. If E(Z) = Var(Z), what is a?
Select one:
a.
None of the other choices
O b. Cannot be determined without more information
O c. 1/[p(1– p)²]
O d. 1/(1 – p)
О е. р/(1 - р)
Transcribed Image Text:Suppose that Y ~ Bin(n, p) with 0 <p< 1, and that Z = aY where a is a non-zero constant. If E(Z) = Var(Z), what is a? Select one: a. None of the other choices O b. Cannot be determined without more information O c. 1/[p(1– p)²] O d. 1/(1 – p) О е. р/(1 - р)
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