Note there are 40 students total siblings x 0 1 2 3 4

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: udents total. Siblings (X ) 0 1 2 3 4 Total Frequency 8 17 11 3 1 40 Relative Frequency .200 .425 .275 .075 .025 1 Random Variables and Probability Mass Functions From Variables to Random Variables Probability Mass Function 9.4 Notes Random Variables A random variable is a real–valued function whose domain is the sample space of a random experiment. In other words, a random variable is a function X : Ω → R, where Ω is the sample space of the random experiment under consideration and R represents the set of all real numbers. Random Variable...
View Full Document

This note was uploaded on 01/24/2014 for the course STAT 225 taught by Professor Martin during the Spring '08 term at Purdue University-West Lafayette.

Ask a homework question - tutors are online