STAT 319 Probability and Statistics For Engineers
LECTURE 02
INTRODUCTION TO STATISTICS AND
DATA ANALYSIS
Engineering College, Hail University, Saudi Arabia
Statistics for the modern Engineer?
Beginning in the 1980s and continuing into the twenty-first
ce

Dr. Naim Ben Ali Ph.D.
University of Hail (KSA)
Outline
1. Introduction
2. Statistical Hypotheses
3. Tests of Statistical Hypotheses
4. One-Sided and Two-Sided Hypotheses
5. P-Values in Hypothesis Tests
6. General Procedure for Hypothesis Tests
1. Introdu

Dr. Naim Ben Ali Ph.D.
University of Hail (KSA)
Outline
1. Introduction
2. Linear Regression Analysis
3. Example: Regression Analysis Using Minitab
1. Introduction
The space shuttle Challenger accident in January 1986
was the result of the failure of O-r

Dr. Naim Ben Ali Ph.D.
University of Hail (KSA)
Outline
1. Introduction
2. Multiple Linear Regression Model
2.1. Introduction
2. 2. Least Squares Estimation of the Parameters
2. 3. Matrix Approach to Multiple Linear Regression
1. Introduction
This chapte

University of Hail (KSA)
CHAPTER OUTLINE
2
After careful study of this chapter, you should be able to
do the following:
Learning
Objectives
for
Chapter
5
Design and conduct engineering experiments involving a single
1.
factor with an arbitrary number of l

University of Hail (KSA)
1
Random Variables
X is a random variable if it represents a random draw
from some population
a discrete random variable can take on only selected
values
a continuous random variable can take on any value
in a real interval
as

LECTURE 09
Statistical Quality Control
Part 1 Statistical Process Control (SPC)
Engineering College, Hail University, Saudi Arabia
Quality of X
Manufacturing Products
Construction buildings
Services (banking, health, education)
Students
Classes
Life (Isnt

LECTURE 10
Statistical Quality Control
Part 2 Process Capability
Engineering College, Hail University, Saudi Arabia
Process Capability Analysis
Process capability analysis is performed to answer
the fundamental question: Is our process
capable to meet cus

LECTURE 08
Simple Linear Regression and
Correlation
Engineering College, Hail University, Saudi Arabia
Regression Analysis
Many problems in engineering and science involve exploring
the relationships between two or more variables.
Regression analysis is a

LECTURE 07
Hypothesis Testing
Engineering College, Hail University, Saudi Arabia
How to Conduct a Hypothesis
Testing
Suppose that a company produces computer circuit boards,
wants to test a hypothesis made by an engineer that exactly
20 percent of the def

LECTURE 05
Continuous Probability Distributions
Engineering College, Hail University, Saudi Arabia
Basic Concepts - 1
Continuous Random Variables 1.1
A random variable X is continuous if its set of
possible values is an entire interval of
numbers
(If A <

STAT 319 Probability and Statistics For Engineers
LECTURE 04
Random Variables
and Discrete Probability Distributions
Engineering College, Hail University, Saudi Arabia
4.1 Introduction Review of important
Concepts
In engineering and in management, knowing

STAT 319 Probability and Statistics For Engineers
LECTURE 03
PROBABILITY
Engineering College, Hail University, Saudi Arabia
Overview
Probability is the study of random events.
The probability, or chance, that an event will happen can be
described by a num

University of Hail (KSA)
CHAPTER OUTLINE
6-1
6-2
6-3
Introduction
Factorial Experiments
Two-Factor Factorial Experiments
6-3.1 Statistical analysis of the fixed-
effects
model
6-3.2 Model adequacy checking
6-3.3 One observation per cell
6-4
General Factor