(A) 0.6993 0.3007 c) 0.8270 0.1730

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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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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Average of 7 particles hit a magnetic detection field per microsecond. What is probability at least 5 particles hit in one microsecond?
A
0.6993
B
0.3007
c) 0.8270
D
0.1730
Transcribed Image Text:Average of 7 particles hit a magnetic detection field per microsecond. What is probability at least 5 particles hit in one microsecond? A 0.6993 B 0.3007 c) 0.8270 D 0.1730
(Choose all correct answers)
Which of the following are properties of a random variable?
A) A random variable cannot be negative.
B) A random variable can be discrete or continuous
The sum of the probabilities of a random variable is equal to 1.
A random variable represents numerical outcomes for different situations or events.
Transcribed Image Text:(Choose all correct answers) Which of the following are properties of a random variable? A) A random variable cannot be negative. B) A random variable can be discrete or continuous The sum of the probabilities of a random variable is equal to 1. A random variable represents numerical outcomes for different situations or events.
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