Josh Laison
Math 138: Statistics

Syllabus (pdf)
Homework Assignments (pdf)
WeBWorK site
QUAD Center
Stats in R Studio
Datasets from the textbook
Video recordings
Slides from the video recordings
Final project information
Class demos and links
A z-p converter

Quiz reviews:
Quiz 1 Review (pdf)
Quiz 2 Review (pdf)
Quiz 3 Review (pdf)
Quiz 4 Review (pdf)
Quiz 5 Review (pdf)

Course calendar:
Monday Wednesday Friday
Week 1 Aug 29: First day of class.
Class activity: data visualization examples
Aug 31: Chapters 1-3. Data visualization, introduction to R.

Due: Video on Chapters 1,2,3, optional class survey.

Sep 2: Chapters 4,5. Numerical summaries of quantitative variables.
Class activity: Practice with variable types

Due: Read Chapters 2,3, WeBWorK on Chapters 1,2,3, video on Chapter 4.

Week 2 Sep 5: Labor Day, no class today. Sep 7: More practice with R Studio.
Class activity: Practice with graphing quantitative variables

Due: Read Chaper 4, WeBWorK on Chapter 4, video on Chapter 5

Sep 9: Chapter 6. Normal models.
Class activity: practice with normal models

Due: Read Chapter 5, WeBWorK on Chapter 5, Textbook assignment #1 on Chapters 3--5, video on Chapter 6.

Week 3 Sep 12: Chapter 7. Correlation

Due: Read Chapter 6, WeBWorK on Chapter 6, video on Chapter 7.

Sep 14: Chapters 8 and 9. Regression
Class activity: Practice with regression lines

Due: Read Chapter 7, WeBWorK on Chapter 7, video on Chapters 8 and 9.

Sep 16: Regression part 2 and re-expression
Class activity: Trivia game
Trivia game survey

Due: Read Chapters 8 and 9, WeBWorK on Chapter 8, Textbook assignment #2 on Chapters 6--9, video on Chapter 10.

Week 4 Sep 19: Quiz #1 on WISE. No class today.
You may use your notes and course resources, but not your friends or Google searches.
Quiz 1 review topics.
Sep 21: Chapter 12. Sampling

Due: Read Chapter 10, video on Chapter 12. No graded assignment due.

Sep 23: Chapter 13. Experimental design

Due: Read Chapter 12, WeBWorK on Chapter 12, video on Chapter 13.

Week 5 Sep 26: Experimental design part 2
Art for the art appreciation survey
Art appreciation survey

No assignments due.

Sep 28: Chapter 11. Simulations

Due: Read Chapter 13, WeBWorK on Chapter 13, Textbook assignment #3 on Chapters 10, 12, and 13, video on Chapter 11.

Sep 30: Chapter 14. Probability part 1
Class activity: Practice with probability

Due: Read Chapter 11, video on Chapter 14. No graded assignment due.

Week 6 Oct 3: Chapter 15. Venn diagrams and conditional probability
Practice with conditional probability
Statements about conditional probability

Due: Read Chapter 14, WeBWorK on Chapter 14, first video on Chapter 15, Conditional probability and Venn diagrams.

Oct 5: Chapter 15. Tree diagrams
Practice with tree diagrams

Due: Read Chapter 15, WeBWorK on Chapter 15 part 1, video on Chapter 15, Tree diagrams.

Oct 7: Chapter 16. Random variables
Class activity: Variations on the coin flipping game

Due: WeBWorK on Chapter 15 part 2, Textbook assignment #4 on Chapters 11, 14, and 15, video on Chapter 16.

Week 7 Oct 10: Quiz #2 on WISE. No class today.
You may use your notes and course resources, but not your friends or Google searches.
Quiz 2 review topics.
Oct 12: Chapter 18, part 1. Sampling distributions for proportions.
Class activity: Practice with sample proportions

Due: Read Chapter 16, WeBWorK on Chapter 16, video on Chapter 18.

Oct 14: Mid-semester break, no class today.
Week 8 Oct 17: Chapter 18, part 2. Sampling distributions for means.
Class activity: Practice with sample means

No assignments due today.

Oct 19: Chapter 19. Confidence intervals
Gallup poll
Class activity: Practice with confidence intervals

Due: Read Chapter 18, WeBWorK on Chapter 18, Textbook assignment #5 on Chapters 16 and 18, video on Chapter 19.

Oct 21: Chapter 19. More confidence intervals
Class activity: Careful statements about confidence intervals

Week 9 Oct 24: Chapter 20. Hypothesis tests part 1.
Class activity: Practice with hypothesis tests
Class activity: Careful statements about hypothesis tests

Due: Read Chapter 19, WeBWorK on Chapter 19, video on Chapter 20.

Oct 26: Chapters 20 and 21. Hypothesis tests part 2.
Class activity: Practice with null and alternative hypotheses

Due: Read Chapter 20, WeBWorK on Chapter 20, video on Chapter 21.

Oct 28: Chapter 21. Hypothesis tests part 3.
Class activity: Practice with type I and type II errors

Due: Read Chapter 21, Textbook assignment #6 on Chapters 19 and 20.

Week 10 Oct 31: Quiz #3 today on Chapters 16, 18-20.
You may use your notes and course resources, but not your friends or Google searches.
Quiz 3 Review (pdf)
Nov 2: Chapter 23. t-intervals and tests.
Class activity: Practice with t intervals and tests

Due: Video on Chapter 23.

Nov 4: Chapter 22. Two-proportion intervals and tests
Class activity: practice with 2-proportion z-intervals and tests

Due: Read Chapter 23, WeBWorK on Chapter 23, video on Chapter 22.

Week 11 Nov 7: Chapter 24. Two-sample t intervals and tests
Class activity: practice with 2-sample t-intervals and tests

Due: Read Chapter 22, WeBWorK on Chapter 22, video on Chapter 24.

Nov 9: Chapters 22 and 24 comtinued
Class activity: practice making 2-sample conclusions

Due: Textbook assignment #7 on Chapters 21, 22, and 23.

Nov 11: Chapter 25. Paired t-intervals and tests
Class activity: paired vs. independent samples

Due: Read Chapter 24, WeBWorK on Chapter 24, video on Chapter 25.

Week 12 Nov 14: Chapter 26. Chi squared tests
Class activity: practice with chi-square tests
Example: SAT answers

Due: Read Chapter 25, video on Chapter 26.

Nov 16: Quiz #4 today on Chapters 21-24.
You may use your notes and course resources, but not your friends or Google searches.
Quiz 4 Review (pdf)
Nov 18: Case study of some datasets.
PCC water use data
Emerging Adulthood Measured at Multiple Institutions survey

No assignments due today.

Nov 21: FALL Nov 23: Nov 25: BREAK!
Week 13 Nov 28: More chi squared tests.
Class activity: Choosing between chi-square types
Class activity: Practice interpreting P-values

Due: Read Chapter 26, WeBWorK on Chapter 26.

Nov 30: Chapter 27. Regression inference
Class activity: practice with regression inference
Example: Food and Agriculture Organization of the United Nations

Due: video on Chapter 27, textbook assignment #8 on Chapters 24, 25, 26.

Dec 2: Chapter 28. Anova tests.

Due: Read Chapter 27, WeBWorK on Chapter 27, video on Chapter 28.

Week 14 Dec 5: Choosing inference types, and course evaluations.
Class activity: Practice with inference types

Due: Read Chapter 28, WeBWorK on Chapter 28.

Dec 7: Quiz #5 today on Chapters 25-28 and selecting inference types.
You may use your notes and course resources, but not your friends or Google searches.
Quiz 5 Review (pdf)
Dec 9: No class today.

Due: Textbook assignment #9 on Chapters 27, 28.

Dec 16: 8:00-11:00 Final group project presentations