List of posts
#100 Independence day, part 3 (May 31, 2021) #99 Independence day, part 2 (May 24, 2021) #98 Grappling with grammar (May 17, 2021) #97 Some good news (May 10, 2021) #96 Fostering collaborative learning online (by Anelise Sabbag; May 3, 2021) #95 Independence day, part 1 (April 26, 2021) #94 Non-random words (April 19, 2021) #93 Twenty-one questions about USCOTS ’21 (April 12, 2021) #92 What can you do? (April 5, 2021) #91 Still more final exam questions (March 29, 2021) #90 Two more final exam questions (March 22, 2021) #89 An exam question (March 15, 2021) #88 It’s about time, part 2 (March 8, 2021) #87 It’s about time, part 1 (March 1, 2021) #86 Cars, dogs, tweets (February 22, 2021) #85 Three assignments in one (February 15, 2021) #84 Giving oral exams (by Paul Roback and Kelly McConville; February 8, 2021) #83 Better, not necessarily good (February 1, 2021) #82 Power, part 3 (January 25, 2021) #81 Power, part 2 (January 18, 2021) #80 Power, part 1 (January 11, 2021) #79 No blog post today (January 4, 2021) #78 Two fun (and brief) items (December 28, 2020) #77 Discussing data ethics (by Soma Roy; December 21, 2020) #76 Strolling into serendipity (December 14, 2020) #75 More final exam questions (December 7, 2020) #74 A sneaky quiz (November 30, 2020) #73 No notes needed (November 23, 2020) #72 Trade-offs (November 16, 2020) #71 An SBI quiz (November 9, 2020) #70 Batch testing, part 2 (November 2, 2020) #69 More probability questions (October 26, 2020) #68 Knowing or guessing? (October 19, 2020) #67 Interviews (October 12, 2020) #66 First step of grading exams (October 5, 2020) #65 Matching variables to graphs (September 28, 2020) #64 My first week (September 21, 2020) #63 My first video (September 14, 2020) #62 Moral of a silly old joke (September 7, 2020) #61 Text as data (by Dennis Sun; August 31, 2020) #60 Reaching students online (by Kelly Spoon; August 24, 2020) #59 Popularity contest (by Anna Fergusson; August 17, 2020) #58 Ladybugs and lizards: illustrating the role of questioning (by Chris Franklin; August 10, 2020) #57 Some well-meaning but misguided questions (by Emily Tietjen; August 3, 2020) #56 Two questions to ask before making causal conclusions (by Kari Lock Morgan; July 27, 2020) #55 Classroom assessment with clicker questions (by Roxy Peck; July 20, 2020) #54 Probability without calculus or computation (by Kevin Ross; July 13, 2020) #53 Random champions (by Josh Tabor; July 6, 2020)Simulation-based inference #52 Top thirteen topics (June 29, 2020) #51 Randomness is hard (June 22, 2020) #50 Which tire? (June 15, 2020)Binomial distribution, effect of sample size, chi-square test #49 My favorite problem, part 3 (June 8, 2020) #48 My favorite problem, part 2 (June 1, 2020) #47 My favorite problem, part 1 (May 25, 2020) #46 How confident are you? part 3 (May 18, 2020)t -interval, technical conditions, plus-four method #45 Simulation-based inference, part 3 (May 11, 2020)Comparing two groups with numerical response #44 Confounding, part 2 (May 4, 2020) #43 Confounding, part 1 (April 27, 2020)Confounding variables, observational studies #42 Hardest topic, part 2 (April 20, 2020) #41 Hardest topic, part 1 (April 13, 2020)Sampling variability, sampling distributions #40 Back to normal (April 6, 2020)Normal distributions, classification errors #39 Batch testing (March 30, 2020)Discrete random variable, expected value #38 Questions from prospective teachers (March 23, 2020) #37 What’s in a name? (March 16, 2020)Statistical tendency, regression #36 Nearly normal (March 9, 2020) #35 Statistics of illumination, part 4 (March 2, 2020) #34 Reveal human progress, part 2 (Feb 24, 2020)Trends, extrapolation, binomial distribution #33 Reveal human progress, part 1 (Feb 17, 2020) #32 Create your own example, part 2 (Feb 10, 2020)Confidence intervals, hypothesis tests #31 Create your own example, part 1 (Feb 3, 2020)Properties of mean, median, IQR, SD, correlation #30 Minimize what? (Jan 27, 2020)Measures of center, least squares #29 Not enough evidence (Jan 20, 2020)Logic of hypothesis testing, fallacy of the converse #28 A pervasive pet peeve (Jan 13, 2020)Percentage difference, relative risk #27 Simulation-based inference part 2 (Jan 6, 2020)Comparing two groups with categorical response #26 Group quizzes, part 2 (Dec 30, 2019) #25 Group quizzes, part 1 (Dec 23, 2019) #24 Random rendezvous, part 2 (Dec 16, 2019)Normal distributions, combining random variables #23 Random rendezvous, part 1 (Dec 9, 2019)Probability, simulation, geometry #22 Four more exam questions (Dec 2, 2019) #21 Twenty final exam questions (Nov 25, 2019)Multiple choice conceptual questions #20 Lincoln and Mandela, part 2 (Nov 18, 2019)Random assignment vs. random sampling #19 Lincoln and Mandela, part 1 (Nov 11, 2019)Sampling bias, random sampling #18 What do you expect? (Nov 4, 2019)Expected value, long-run average #17 Random babies (Oct 28, 2019) Simulation, probability, long-run #16 Questions about cats (Oct 21, 2019)Statistical significance vs. practical importance #15 How confident are you? part 2 (Oct 14, 2019)Confidence interval vs. prediction interval #14 How confident are you? part 1 (Oct 7, 2019)#93 TeConfidence level, effect of sample size #13 A question of trust (Sept 30, 2019)Simulation-based inference, z -test, binomial p -value #12 Simulation-based inference, part 1 (Sept 23, 2019)Strength of evidence, p -value #11 Repeat after me (Sept 16, 2019)Observational units, variables #10 My favorite theorem (Sept 9, 2019)Reverse conditional proportions, Bayes Thm #9 Statistics of illumination, part 3 (Sept 2, 2019)Statistical thinking: signal amidst noise #8 End of alphabet (Aug 26, 2019)z -scores, measuring distance by number of SDs #7 Two dreaded words, part 2 (Aug 19, 2019)Standard deviation (real data) #6 Two dreaded words, part 1 (Aug 12, 2019)Standard deviation (conceptual questions) #5 A below-average joke (Aug 5, 2019) #4 Statistics of illumination, part 2 (July 29, 2019)Statistical thinking in terms of distributions #3 Statistics of illumination, part 1 (July 22, 2019)Statistical thinking, confounding variable, Simpson’s paradox #2 My favorite question (July 15, 2019)Measuring skewness, simulation-based inference #1 Ten questions about this blog (July 8, 2019)
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