Chapter 3 stat

Chapter 3 stat - Chapter 3 Displaying Categorical Data...

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Chapter 3 Displaying Categorical Data
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Example On the next slide is some of the data about the passengers and crew aboard the Titanic. Each case (row) of the data table represents a person on board the ship. The variables are whether or not the person Survived, Age, Sex, and ticket Class.
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Titanic Data Table (9 of 2201 passengers) Survived Age Sex Class Dead Adult Male Third Dead Adult Male Crew Dead Adult Male Third Dead Adult Male Crew Dead Adult Male Crew Dead Adult Male Crew Alive Adult Female First Dead Adult Male Third Dead Adult Male Crew
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Problem The problem with a data table like this (in fact all data tables) is that you can’t see what’s going on. We need ways to show the data so that we can see patterns, relationships, trends, and exceptions.
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Make a Picture X 3 1. A display of your data will reveal things you are not likely to see in a table of numbers and will help you to THINK clearly about the patterns that may be hiding in your data. 2.
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This note was uploaded on 04/07/2008 for the course MAT 108 taught by Professor Lamatina during the Spring '08 term at SUNY Albany.

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Chapter 3 stat - Chapter 3 Displaying Categorical Data...

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