Lecture6

# Lecture6 - STAT 350 LECTURE 6 Chapter 2 ASSIGNMENT 3 DUE...

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STAT 350 L ECTURE 6 Chapter 2

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A SSIGNMENT 3 DUE F RIDAY 02/4/2011 2.1: 8, 9, 10, 12 2.2: 23, 24, 27, 28
R EVIEW OF S AMPLE M EAN 1. Consider the following observations on shear strength (Mpa) of a joint bonded in a particular manner: 20, 20, 20, 20, 30, 30, 30, 40, 40, 70 Determine the value of the sample mean

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2.1 M EASURES OF C ENTER (D ISTRIBUTIONS ) Mean discrete distributions with mass function p(x) ) ( x p x X

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2.1 M EASURES OF C ENTER (D ISTRIBUTIONS ) Mean continuous distributions with density function f(x) dx x f x X ) (
E XAMPLES M EANS Discrete distributions Binomial ( n, π ) p is the success proportion Poisson ( λ ) λ Mass function f(x) Mean = ?

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M EAN OF P OISSON ( λ ) D ISTRIBUTION x x p ( x ) x 0 x x 0 e  x x ! x x 1 e  x x !   x
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Lecture6 - STAT 350 LECTURE 6 Chapter 2 ASSIGNMENT 3 DUE...

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