lessons 2, 3, 4 - problems and sampling in...
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Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
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Outcomes:Data Analysis
1. Describe the effect of on the collection of data:
• bias, use of language, ethics, cost, time and timing, privacy and cultural sensitivity
2. Select and defend the choice of using either a population or a sample of a population to answer a question.
3. Develop and implement a project plan for the collection, display and analysis of data by:
• formulating a question for investigation
• choosing a data collection method that includes social considerations
• a population or a sample
• collecting the data
• displaying the collected data in an appropriate manner
• drawing conclusions to answer the question.
Chance & Uncertainty
1. Demonstrate an understanding of the role of probability in society.
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
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Reflect Your Skills!http://www.softschools.com/mathtopicstheoretical_vs_experimental_probability/
May 237:50 PM
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
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There are many potential problems with collecting data:
bias, use of language, ethics, cost, time and timing, privacy and cultural sensitivity
See definitions on your sheet!
May 237:58 PM
Examples:
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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Practice Your Skills!
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Stage 1: 3, 4, 5
Stage 2: 7, 8, 12
May 238:01 PM
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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Some more definitions...
Population the group you're getting information from
Census data from each member of the population
Sample a small portion of the population
May 238:04 PM
Sample vs Population
What are some benefits of each?
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
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May 238:05 PM
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
May 238:07 PM
Practice Your Skills!
Page 440 441
Stage 1: 3, 4, 5
Stage 2: 7, 8, 12
May 238:08 PM
Reflect Your Skills!
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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There are several ways to collect a sample:
• Simple Random
• Systematic/Interval
• Cluster
• Self Selected
• Convenience Sampling
• Stratified Random Sampling
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
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Complete the Examples found in the provided worksheet
May 238:13 PM
Practice Your Skills!
Page 448 449
Stage 1: 6, 7, 8
Stage 2: 9, 10, 12
Lessons 2, 3, 4 Problems and Sampling in Statistics.notebook
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June 01, 2015
May 238:14 PM
Reflect Your Skills!