Stat 401F/XW - Copies of graphs and pictures shown during lecture and lab

• Lecture on 24 Aug
  • Four data sets

• Lecture on 27 Aug
  • Histograms
  • Kernel density estimates
  • 10,000 randomizations from computer of difference in means
  • 10,000 randomizations of ratio in means (not shown during lecture)

• Lecture on 29 Aug
  • Standard error as a function of sample size

• Lecture on 31 Aug
  • Comparison of randomization distributions and t distributions

• Lecture on 5 Sept
  • Cover page of Student's 1908 article on the T distribution
• Lecture on 5 Oct
  • Flowchart showing reasons why subjects excluded. One example of something required by the CONSORT document.
• Lecture on 15 Oct
  • Data and corresponding residual plots for four issues with a regression.
• Lecture on 2 Nov
• Plots of 3 polynomial fits to data
• Plots of linear fit to 10 data sets

Plots of quadratic fit to 10 data sets

Plots of 15 degree polynomial fits to 10 data sets

Lab on 7 Nov

• Instructions and questions for model selection
• Scatterplot matrix for simulated model selection data

Lab on 5 Dec

• log odds and P[survive] for Donner Party study

Lecture on 7 Dec

• data and predicted line for elephant mating data