Educator – General Statistics

Educator – General Statistics
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Category: Tutorial

I. Introduction
Descriptive Statistics vs. Inferential Statistics 25:31
II. About Samples: Cases, Variables, Measurements
About Samples: Cases, Variables, Measurements 32:14
III. Visualizing Distributions
Introduction to Excel 8:09
Frequency Distributions in Excel 39:10
Frequency Distributions and Features 25:29
Dotplots and Histograms in Excel 42:42
Stemplots 12:23
Bar Graphs 22:49
IV. Summarizing Distributions
Central Tendency: Mean, Median, Mode 38:50
Variability 42:40
Five Number Summary & Boxplots 57:15
Shape: Calculating Skewness & Kurtosis 41:51
Normal Distribution 34:33
Standard Normal Distributions & Z-Scores 41:44
Normal Distribution: PDF vs. CDF 55:44
V. Linear Regression
Scatterplots 47:19
Regression 32:02
Least Squares Regression 56:36
Correlation 43:58
Correlation: r vs. r-squared 52:52
Transformations of Data 27:08
VI. Collecting Data in an Experiment
Sampling & Bias 54:44
Sampling Methods 14:25
Research Design 53:54
Between and Within Treatment Variability 41:31
VII. Review of Probability Axioms
Sample Spaces 37:52
Addition Rule for Disjoint Events 20:29
Conditional Probability 57:19
Independent Events 24:27
VIII. Probability Distributions
Introduction to Probability Distributions 56:45
Expected Value & Variance of Probability Distributions 53:41
Binomial Distribution 55:15
IX. Sampling Distributions of Statistics
Introduction to Sampling Distributions 48:17
Sampling Distribution of the Mean 68:48
Sampling Distribution of Sample Proportions 54:37
X. Inferential Statistics
Introduction to Confidence Intervals 42:53
t Distributions 62:06
Introduction to Hypothesis Testing 66:33
Confidence Intervals for the Difference of Two Independent Means 55:14
Hypothesis Testing for the Difference of Two Independent Means 50:00
Confidence Intervals & Hypothesis Testing for the Difference of Two Paired Means 74:11
Type I and Type II Errors 31:27
Effect Size & Power 44:41
XI. Analysis of Variance
F-distributions 24:46
ANOVA with Independent Samples 69:25
Repeated Measures ANOVA 75:13
XII. Chi-square Test
Chi-Square Goodness-of-Fit Test 58:23
Chi-Square Test of Homogeneity 51:36
XIII. Overview of Statistics
Overview of Statistics 18:11