1. ket X denote the number of flaws length of copper wire. The probability mass funchion of X is presented in the follo wing table: P(X =x) 0.48 0.39 2 0-12 3 0.01

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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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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I. ket x
the number of flaws
I" length
denote
copper wire. The
probability mass function of X is presented
in the followming table:
P(X =x).
0.48
0.39
0-12
3
0.01
gre sampled from this population What is the
One hundred wires
probabili ty that the average number of flaws Per wire in this sample
is less than 0.5?
Transcribed Image Text:I. ket x the number of flaws I" length denote copper wire. The probability mass function of X is presented in the followming table: P(X =x). 0.48 0.39 0-12 3 0.01 gre sampled from this population What is the One hundred wires probabili ty that the average number of flaws Per wire in this sample is less than 0.5?
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