This video portrays what it takes to do well in this class

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WELCOME TO AP STATISTICS

• This video portrays what it takes to do well in
  this class

Our Motto
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What would happen if the fire fighters did not
work hard?
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What if he doesnt work hard?

• AP STAT MOUSE

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What is misleading here?
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What the AP Statistics class covers and how much
of each topic is on the test

• Exploring Data 20-30
• Sampling and Experimentation 10-15
• Anticipating Patterns 20-30
• Inference 30-40
• The AP Test now blends the topics so a topic may
  be covered more than once on the test!

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Expectations

• Rich context
• Formulate and test hypotheses
• Be willing to discuss what you are seeing
• Be willing to be wrong
• Be precise and communicate ideas fully
• Be able to communicate as if you did not have a
  calculator at hand
• Be able to define all symbols clearly

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DATA

• AP Statistics
• Ch. 1 2 Notes
• EQ How do we tell what types of variables are
  being used?

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Chapter 1 Tells Us

• How to use our book
• What we use statistics for in real life

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Context, Context, Context

• Make sure to always answer the questions in the
  context in which they are given!!
• Ask the 5 Ws(who, what, why, when, and where)

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Vocabulary

• Cases- represent what we record characteristics
  of.
• Respondents- people who respond to surveys.
• Participants(subjects)-People who we experiment
  on.
• Experimental units-things we experiment on.

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Variables

• Variables are characteristics of each individual
  we study.
• Categorical variables are things we put into
• Quantitative variables are things we can
• Identifiers are things linked only to one
  individual.

categories.
measure.
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Categorical vs. Quantitative

1. The name of the manufacturer of a TV set
2. Social security number
3. The major area of study for a college student
4. Your height in inches
5. Book barcodes
6. Length of your foot

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• Various studies have attempted to rank cities in
  terms of how desirable it is to live and work in
  each city.
• Describe five variables that you would measure
  for each city if you were designing such a study.
• Give reasons for each of your choices.

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Cautions

1. Think about the question we want to answer.
2. Dont assume variables with units are
   quantitative variables.
3. Always be skeptical.

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HW Assignment

• Read the TI-TIPS on page 14
• Textbook P. 16-18 2, 12, 22, 25, 26
• Ch. 2 3 Reading Questions due Friday