Lesson 1: Data Distributions with Stemplots and Histograms
August 22, 2018
Review:
- Intro to Statistics
- Syllabus
- Textbook
- Attendance
Presentation:
- Data Distributions
- The “shape” of the data
- Distribution of Exam Scores
- Types of distributions
- Skewed, bi-modal, u-shaped, uniform, etc
- Visualize the distribution
- Picture is worth a thousand words
- Not much training necessary to look at a data graphic
- Improved approach for “patterns” and “participation“
- Unit 2: Stemplots
- Video (0:45-2:00; 6:00-11:00)
- Demonstrate stemplot construction
- Female heights (cm)
- 152, 157, 160, 165, 165, 168, 170, 170, 170, 173, 173, 180
- Unit 3: Histograms
- Video (0:50-4:00)
- Demonstrate histogram construction
- Student Height Data (Sheets)
Activity:
- Illustrating the Shape of Data Distributions with Stemplots
Assignment:
- Make Histograms in Google Sheets
- Student Height Data
- Use the MPG data (below)
- make 2 additional histograms
- compare fuel economy between US and Europe
Study:
- Watch the rest of the video material.
- Text: Ch. 1, p. 9-15
Top Selling Midsize Cars in the US – MPG
- Toyota Camry – 32
- Honda Accord – 33
- Nissan Altima – 30
- Subaru Outback – 29
- Ford Fusion – 27
- Chevy Malibu – 26
- Kia Optima – 27
- Volkswagen Passat – 29
- Subaru Legacy – 29
Top Selling Midsize Cars in the Europe – MPG
- Volkswagen Passat – 35
- Skoda Superb – 66
- Opex Insignia – 53
- Ford Mondeo – 48
- Renault Talisman – 35
- Toyota Avensis – 63
- Mazda 6 – 30
- Peugeot 508 – 62
- Kia Optima – 58
- Hyundai i40 – 67
