Lecture10_Chapter3

# Lecture10_Chapter3 - Types of Random variables ± There are...

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Lecture 10 – Chapter 3 Monday, September 29 th

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Random variables ± For a given random space of an experiment, a random variable is a function that associates a number with each outcome ± Example: ² How many credits you have this semester? ² How old are you? ² How many classes you failed in the university? ² Which semester are you in?
Bernoulli Random variable ± Any random variable whose only possible values are 0 or 1 is called Bernoulli random variable. ± Examples: ² What is your Gender (1 for males – 0 for females) ² Tossing a coin ( 1 for Heads – 0 for Tails)

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Unformatted text preview: Types of Random variables ± There are two types: ² Discrete random variables are those whose values constitute a finite set or can be listed in an infinite sequence where is clear which number is first, which is second and so on ² Continuous random variables are those that: ± The set of possible values consists of all the values in a single interval, and ± No value has positive probability of occurring. Exercises from the book ± Section 3.1 page 98 ² 1, 2, 3, 4, 5, 6, 7, 8, 9, 10...
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Lecture10_Chapter3 - Types of Random variables ± There are...

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