APSTATSGUY.COM
GET YO FIVE
[any "cool video" is not one of mine :)]
UNIT ONE VIDEOS
CLICK A TOPIC FROM THIS LIST TO WATCH THE VIDEO
INTRO TO 5 NUMBER SUMMARY WITH BOXPLOT
MORE 5 NUMBER SUMMARY: BOXPLOT WITH OUTLIERS AND FENCES
CONVERT (or match) BOXPLOT TO HISTOGRAM- FISH TANK METHOD
MAKE A BOX PLOT ON YO TI CALCULATOR AND COMPARE TO ONE DONE BY HAND
CONTINGENCY TABLES (two-way tables) HOW TO READ THEM - MARGINAL AND CONDITIONAL DISTRIBUTIONS
INDEPENDENCE AND ASSOCIATION- HOW TO TELL FROM CONTINGENCY TABLE
NORMAL MODEL PREREQUISITE: WHAT IS THE STANDARD DEVIATION? WHAT DOES THAT FORMULA SAY????
NORMAL MODELPART 1: USING THE EMPIRICAL RULE: 68 95 99.7 and intro to z-score
NORMAL MODEL PART 2: NORMALCDF AND INVNORM... INTRO TO THE FLO-CHART
NORMAL MODEL PART 3: Z-SCORE FORMULA... FLO-CHART CONTINUED
NORMAL MODEL PART 4: USING THE FLO CHART: SOLVING NORMAL MODEL PROBLEMS. GOING FROM DATA to Z to PERCENTILE AND FROM PERCENTILE to Z to DATA VALUE.
SHIFTING AND SCALING DATA: WHAT HAPPENS TO SUMMARY STATS?
MEAN MEDIAN MODE: HOW TO THINK ABOUT THEM ON THE FLY
WHEN TO USE MEAN/ST.DEV or MEDIAN/IQR
UNIT TWO VIDEOS
Bivariate Data- Regression
1. Intro to Regression: Scatterplots,Describing them,how to get them on your TI
2. More Regression.. Correlation and r value... what is it??? more TI
3. R VALUE... A DEEPER LOOK INTO THE CALCULATION! BY HAND!
4. TI STUFF- HOW TO GET EQUATION, REGRESSION LINE AND RESIDUALS PLOT ON YOUR TI 83- cool tips for understanding
5. WHAT ARE RESIDUALS? How to calculate a residual, and how to find an actual value when given a residual
6. Regression Formulas on the Formula Sheet: Where do they come from?
7. How to use the regression formulas to make a linear model (equation) from summary statistics.. What does that r (Sy/Sx) mean??
8. Interpreting (translating) intercept and slope into English so that they make sense in CONTEXT
9. Interpreting r-squared in context. A tale of two Pizzerias
10. Leverage, Influence and Outliers... What are they? How do they impact the strength of correlation (r) ?
cool video about trend and variation: TREND AND VARIATION
UNIT 4 PROBABLILTY
cool video about randomness by charlie
UNIT 5 VIDEOS
INFERENCE- SAMPLING DISTIBUTIONS - CONFIDENCE INTERVALS - HYPOTHESIS TESTING
Introduction to SAMPLING distributions
CENTRAL LIMIT THEOREM and sampling distributions for sample means
Don't Go over the weight limit: example of a sampling dist for means problem
Lots of Cheese Lovers; Sampling distribution for proportions problem
More Cheese lovers: Using normal approx to binomial instead of sampling dist for props
CONDITIONS FOR 1-PROPORTION STUFF
Intro to Confidence Intervals
More Confidence intervals: Focus on CRITICAL Z (Z*)
Quick Confidence interval for proportions example
cool video about randomness by charlie
UNIT 5 VIDEOS
INFERENCE- SAMPLING DISTIBUTIONS - CONFIDENCE INTERVALS - HYPOTHESIS TESTING
Introduction to SAMPLING distributions
CENTRAL LIMIT THEOREM and sampling distributions for sample means
Don't Go over the weight limit: example of a sampling dist for means problem
Lots of Cheese Lovers; Sampling distribution for proportions problem
More Cheese lovers: Using normal approx to binomial instead of sampling dist for props
CONDITIONS FOR 1-PROPORTION STUFF
Intro to Confidence Intervals
More Confidence intervals: Focus on CRITICAL Z (Z*)
Quick Confidence interval for proportions example
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