1) Let the probability function of a discrete random variable X be >= {(²9) f(x) = (0.5)*(0.5)16-x, 0, for x = 0,1,... 16 elsewhere a) Find the exact value of P(|X-ul < 20). b) What is the approximate value of P(IX-ul <2o)?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 39E: Assume that the probability that an airplane engine will fail during a torture test is 12and that...
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1) Let the probability function of a discrete random variable X be
= {(²9)
f(x) =
(0.5)*(0.5)16-x,
0,
for x = 0,1,... 16
elsewhere
a) Find the exact value of P(IX - μ| <20).
b) What is the approximate value of P(IX - μ| <20)?
Transcribed Image Text:1) Let the probability function of a discrete random variable X be = {(²9) f(x) = (0.5)*(0.5)16-x, 0, for x = 0,1,... 16 elsewhere a) Find the exact value of P(IX - μ| <20). b) What is the approximate value of P(IX - μ| <20)?
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