# STAB22H3 Lecture Notes - Intranet, Blackboard, Interquartile Range

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Published on 13 Jul 2012
School
UTSC
Department
Statistics
Course
STAB22H3
Professor
STAB22- Stats Lecture 1, 2, 3, 4 Notes
Essentially Parts of the Course
Data: Collecting, Organizing, Interpreting
Understand world, chose how to act
Separate sense from nonsense.
Learn about the most important concepts and techniques in statistics work.
Provides understanding of use of statistics in your own field.
Gain understanding from data.
From data through analysis to conclusions.
Learn concepts, their interrelationships
Some calculation.
Interpretation of software output
The Course Website
http://www.utsc.utoronto.ca/~butler/b22
Announcements go there
Quiz marks go on Intranet
Not using blackboard! [There is a link to the course website there]
StatCrunch and it's Importance
Multimedia Instruction
Homework
Practice Problems
Etc.
MyStatLab ---> Click Student ---> butler47874 [course id] ---> Create an ID and password.
Statistics- Questions?
Who, what, why, where, when, and how?
[In a plane crash]
Who: The Individual Cases (flights)
What: The Variables
-Categorical: flight number, type of aircraft, mechanical problems.
-Quantitative: number of passengers, lateness (minutes)
Why: Why these variables (help to assess safety and customer service)
When: Don't Know
Where: Worldwide
How: From pilots log.
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## Document Summary

Stab22- stats lecture 1, 2, 3, 4 notes. Learn about the most important concepts and techniques in statistics work. Provides understanding of use of statistics in your own field. [there is a link to the course website there] Mystatlab ---> click student ---> butler47874 [course id] ---> create an id and password. Categorical: flight number, type of aircraft, mechanical problems. Why: why these variables (help to assess safety and customer service) - we can see that peoples opinions on how the family occupation environment has changed, hasn"t in fact differed to greatly from 1991 to 1994. - in a simple bar graph we can see that more people believe it is ideal for a family to have one stay at home parent. All four options chosen by reasonable number of people. - when we look at a pie graph we can see a different perspective on the number of people who believe one parent at home is ideal.