Song Library
  1. /smiles/songs/fitting_conclusion
    0
    A Fitting Conclusion – 0:42
    Apply relationships among alpha level, p-value, and the decision of a hypothesis test.
    Question Set
    75
    169
  2. /smiles/songs/radical_approach
    0
    A Radical Approach – 0:35
    Understand that standard error changes with the square root of the sample size.
    Question Set
    110
  3. /smiles/songs/anova
    0
    ANOVA – 2:46
    Recognize, in context, the idea of ANOVA as comparing variance between groups to variance within groups.
    Question Set
    111
  4. /smiles/songs/central_limit_theorem
    0
    Central Limit Theorem – 1:12
    Recognize when the Central Limit Theorem applies.
    Question Set
    104
  5. /smiles/songs/chi-squared_dance
    0
    Chi-Squared Dance – 1:35
    Recognize, in context, parts of a chi-squared test for independence (null, degrees of freedom, and observed vs expected rationale).
    Question Set
    112
    168
  6. /smiles/songs/correlation_not_causation
    0
    Correlation Does Not Imply Causation – 3:33
    Recognize and construct examples to illustrate how correlation does not imply causation.
    Question Set
    93
  7. /smiles/songs/correlation_illustration
    1
    Correlation Illustration – 1:21
    Interpret positive, negative, and zero correlation and transfer knowledge about associations to new context/situations.
    Question Set
    116
    167
     
  8. /smiles/songs/correlation_song
    0
    Correlation Song – 0:34
     Identify the meaning of correlation and its relationship to the slope of the regression line.
    Question Set
    78
  9. /smiles/songs/dont_buy_a_carpet
    0
    Don't Buy a Carpet – 1:30
    Recognize how a change in units affects the variance (since variance is expressed in squared units).
    Question Set
    115
    166
  10. /smiles/songs/estimation_notation
    0
    Estimation Notation: It's Greek (and Roman) to Me – 1:10
    Identify sample and population quantities in context and match to standard statistical notation. (Instructors: Please check alignment with your curriculum)
    Question Set
    80
    165
  11. /smiles/songs/everythings_significant
    0
    Everything's Unusual (Long) – 3:57
    Reason how larger sample sizes decrease the p-value, all else being equal.
    Question Set
    89
    164
  12. /smiles/songs/everythings_significant_short
    0
    Everything's Unusual (Short) – 2:44
    Reason how larger sample sizes decrease the p-value, all else being equal.
    Question Set
    89
    164
  13. /smiles/songs/height_of_confidence
    0
    Height of Confidence – 2:42
    Reason about the factors that affect the width of a confidence interval (sample size, confidence level, standard deviation).
    Question Set
    77
    163
  14. /smiles/songs/make_a_good_bar_graph
    0
    Help Me Make a Good Bar Graph – 0:38
    Recognize good properties of a bar graph.
    Question Set
  15. /smiles/songs/hypothesis_on_trial
    0
    Hypothesis on Trial – 1:38
    Identify counterparts in the courtroom analogy for hypothesis test (innocence ≈ null; acquit ≈ fail to reject; etc.). Identify errors of Type I and II in context.
    Question Set
    79
    162
  16. /smiles/songs/inferential_descriptive_statistics
    0
    Inferential and Descriptive Statistics – 1:27
    Contrast inferential and descriptive statistics with respect to their different goals and typical tools or outputs.
    Question Set
    82
  17. /smiles/songs/not_that_bad
    0
    It Might Not Be That Bad – 3:03
    Applying Bayes' rule or examining marginal and conditional proportions in a table to see how, for rare conditions, most positive test results may be false positives.
    Question Set
    113
  18. /smiles/songs/levels_of_measurement
    0
    Levels of Measurement – 2:01
    Give 4 levels of measurement (nominal, ordinal, interval, ratio scales) in appropriate hierarchical order and identify examples of each level in a real-world context.
    Question Set
    74
    161
  19. /smiles/songs/my_familys_mean
    0
    My Family's Mean (Long) – 3:14
    Reason about mean and median, and the effect of an outlier.
    Question Set
    83
    160
  20. /smiles/songs/my_familys_mean_short
    0
    My Family's Mean (Short) – 1:28
    Reason about mean and median, and the effect of an outlier.
    Question Set
    83
    160
  21. /smiles/songs/simpsons_paradox
    0
    No One Counted On Simpson's Paradox – 2:13
    Explore Simpson’s paradox and recognize how a third variable might drive the relationship between two others.
    Question Set
    94
  22. /smiles/songs/probability_rules_rap
    0
    Probability Rules Rap – 1:02
     Recognize and apply the basic rules of probability and distinguish between their use.
    Question Set
    76
  23. /smiles/songs/regression_rumba
    0
    Regression Rumba – 1:46
    Interpret basics of regression, including: checking assumptions, interpretation of slope, r, and r^2.
    Question Set
    103
    159
  24. /smiles/songs/super_bowl_poll
    0
    Super Bowl Poll – 1:28
    Apply margin of error in the context of a poll question, including that variability decreases with the square root of sample size.
    Question Set
    95
    158
  25. /smiles/songs/target_practice
    0
    Target Practice – 1:08
    Identify examples of biased (e.g. range) and unbiased (e.g. mean) estimators.
    Question Set
    114
    157
  26. /smiles/songs/enlightened_teacher
    0
    The Enlightened Teacher – 1:55
    Identify factors that allow a sample of data to be representative of the population and distinguish between random and convenience samples.
    Question Set
    96
  27. /smiles/songs/null-hypothesis
    0
    The Null Hypothesis – 1:01
    Identify the null hypothesis (as opposed to the alternative hypothesis) for the most common situations.
    Question Set
    156
  28. /smiles/songs/throw_that_out
    0
    Throw That Out? – 1:36
    Identify factors to consider when deciding how outliers should be treated, as well as factors for deciding if a study is worthwhile.
    Question Set
    81
  29. /smiles/songs/what_p-value_means
    0
    What P-Value Means – 0:12
     Understand the definition of a P-value.
    Question Set
    85
  30. /smiles/songs/y_hat_dance
    0
    Y Hat Dance – 0:57
    Reason about the meaning of and distinguish among observed, fitted, and residual values.
    Question Set
    84

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