# List of posts

- #49 My favorite problem, part 3 (coming on June 8)
- #48 My favorite problem, part 2 (coming on June 1)
- #47 My favorite problem, part 1 (May 25)
- #46 How confident are you? part 3 (May 18)
*t*-interval, technical conditions, plus-four method

- #45 Simulation-based inference, part 3 (May 11)
- Comparing two groups with numerical response

- #44 Confounding, part 2 (May 4)
- #43 Confounding, part 1 (April 27)
- Confounding variables, observational studies

- #42 Hardest topic, part 2 (April 20)
- Sampling distributions

- #41 Hardest topic, part 1 (April 13)
- Sampling variability, sampling distributions

- #40 Back to normal (April 6)
- Normal distributions, classification errors

- #39 Batch testing (March 30)
- Discrete random variable, expected value

- #38 Questions from prospective teachers (March 23)
- #37 What’s in a name? (March 16)
- Statistical tendency, regression

- #36 Nearly normal (March 9)
- Normal distributions

- #35 Statistics of illumination, part 4 (March 2)
- Multivariable thinking

- #34 Reveal human progress, part 2 (Feb 24)
- Trends, extrapolation, binomial distribution

- #33 Reveal human progress, part 1 (Feb 17)
- #32 Create your own example, part 2 (Feb 10)
- Confidence intervals, hypothesis tests

- #31 Create your own example, part 1 (Feb 3)
- Properties of mean, median, IQR, SD, correlation

- #30 Minimize what? (Jan 27)
- Measures of center, least squares

- #29 Not enough evidence (Jan 20)
- Logic of hypothesis testing, fallacy of the converse

- #28 A pervasive pet peeve (Jan 13)
- Percentage difference, relative risk

- #27 Simulation-based inference part 2 (Jan 6)
- Comparing two groups with categorical response

- #26 Group quizzes, part 2 (Dec 30)
- #25 Group quizzes, part 1 (Dec 23)
- #24 Random rendezvous, part 2 (Dec 16)
- Normal distributions, combining random variables

- #23 Random rendezvous, part 1 (Dec 9)
- Probability, simulation, geometry

- #22 Four more exam questions (Dec 2)
- Free response questions

- #21 Twenty final exam questions (Nov 25)
- Multiple choice conceptual questions

- #20 Lincoln and Mandela, part 2 (Nov 18)
- Random assignment vs. random sampling

- #19 Lincoln and Mandela, part 1 (Nov 11)
- Sampling bias, random sampling

- #18 What do you expect? (Nov 4)
- Expected value, long-run average

- #17 Random babies (Oct 28)
- Simulation, probability, long-run

- #16 Questions about cats (Oct 21)
- Statistical significance vs. practical importance

- #15 How confident are you? part 2 (Oct 14)
- Confidence interval vs. prediction interval

- #14 How confident are you? part 1 (Oct 7)
- Confidence level, effect of sample size

- #13 A question of trust (Sept 30)
- Simulation-based inference,
*z*-test, binomial*p*-value

- Simulation-based inference,
- #12 Simulation-based inference, part 1 (Sept 23)
- Strength of evidence,
*p*-value

- Strength of evidence,
- #11 Repeat after me (Sept 16)
- Observational units, variables

- #10 My favorite theorem (Sept 9)
- Reverse conditional proportions, Bayes Thm

- #9 Statistics of illumination, part 3 (Sept 2)
- Statistical thinking: signal amidst noise

- #8 End of alphabet (Aug 26)
*z*-scores, measuring distance by number of SDs

- #7 Two dreaded words, part 2 (Aug 19)
- Standard deviation (real data)

- #6 Two dreaded words, part 1 (Aug 12)
- Standard deviation (conceptual questions)

- #5 A below-average joke (Aug 5)
- Properties of averages

- #4 Statistics of illumination, part 2 (July 29)
- Statistical thinking in terms of distributions

- #3 Statistics of illumination, part 1 (July 22)
- Statistical thinking, confounding variable, Simpson’s paradox

- #2 My favorite question (July 15)
- Measuring skewness, simulation-based inference

- #1 Ten questions about this blog (July 8)