If the mgf of a random variable x is M(t) = (4/9 + 5e' /9)7 , then x has a binomial distribution with n = _(a). and %3D p = _(b)___. So, the mean and variance of X are. _c). and _(d)__, respectively. Fill in the blanks. (a) v Choose... 16 45/81 (b) 150/81 28/9 (c) 140/81 9. 5/9 (d) 7/9 4/9 7 35/9 Finish attempt ...
If the mgf of a random variable x is M(t) = (4/9 + 5e' /9)7 , then x has a binomial distribution with n = _(a). and %3D p = _(b)___. So, the mean and variance of X are. _c). and _(d)__, respectively. Fill in the blanks. (a) v Choose... 16 45/81 (b) 150/81 28/9 (c) 140/81 9. 5/9 (d) 7/9 4/9 7 35/9 Finish attempt ...
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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Transcribed Image Text:If the mgf of a random variable X is M(t) = (4/9+5e'/9)" , then X has a binomial distribution with n =
(a).
_and
p =
_(b)__. So, the mean and variance of X are
(c).
and
_(d)_
respectively.
Fill in the blanks.
(a)
v Choose...
16
45/81
(b)
150/81
28/9
(c)
140/81
9
5/9
(d)
7/9
4/9
7
35/9
Finish attempt ..
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