; Introduction to Statistics
Documents
User Generated
Resources
Learning Center
Your Federal Quarterly Tax Payments are due April 15th

# Introduction to Statistics

VIEWS: 0 PAGES: 13

• pg 1
```									Introduction to Statistics

Information Technology
College

Introduction to
Computer Statistical Packages

Lecture 1

Lecture 1           1
Introduction to Statistics

Office Hours    Monday 10-11

Lecture 1            2
Introduction to Statistics

Text Book:

Elementary of Statistics, Mario F. Triola . 8th
edition. 2000.
References:
Any Statistics Book

Lecture 1                3
Introduction to Statistics
Contents
Introduction to Statistics
Summarizing and Graphing Data
Statistics for Describing, Exploring, and Comparing Data
Probability
Probability Distributions
Normal Probability Distributions
Correlation and Regression

Lecture 1                 4
Introduction to Statistics

Course work                   30%
Mid-term exam                 30%
Final exam                    40%
Total                         100%

Lecture 1          5
Introduction to Statistics
Why Study Statistics?
1.    The Numerical information is
everywhere:
Some Examples:
-     In 2001, the typical household income in the
United States was 42,228\$. For households in
the Northeast the typical income was 45,716\$,
43,834\$ in the Midwest, 38,904\$ in the south,
and 45,087\$ in the west
Lecture 1                 6
Introduction to Statistics
Why Study Statistics?

1.    The Numerical information is
everywhere:
Some Examples:
-     The National Coffee Association found 54% of
the adult population drinks coffee every day.
Men drink an average of 1.9 cups per day and
women 1.4.

Lecture 1                    7
Introduction to Statistics
Why Study Statistics?
2.   The Statistical Techniques are used to
make decisions that affect our daily lives.
Some Examples:
-  Insurance companies use statistical analysis to set
rates for home, automobile, life and health
insurance. Tables are available that summarize the
probability that a 25-year old women will survive
the next year. On the basis of these probabilities,
life insurance premiums can be establishes.
Lecture 1                   8
Introduction to Statistics
Why Study Statistics?
2.   The Statistical Techniques are used to
make decisions that affect our daily lives.
Some Examples:
-    Medical researchers study the cure rates of
diseases using different drugs and different
forms of treatment. For example, if you take an
aspirin each day, does that reduce your risk of a
heart attack?
Lecture 1                  9
Introduction to Statistics
Why Study Statistics?

3.   No matter what your career, you will make
professional decisions that involve data.
An understanding of statistical methods
effectively.

Lecture 1             10
Introduction to Statistics

How to Succeed in Statistics
   Attend all lectures
   Take notes in lectures
   Read chapters more than once.
   Do extra problems
   Don’t leave formal assignments until the last
minute.
   Seek help from your instructor.
Lecture 1                  11
Introduction to Statistics

General Example

Lecture 1   12
Introduction to Statistics

Lecture 1    13

```
To top