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statistical-analysis-using-data-to-find-trends-and-examine-relationships
Shared lesson activities for Statistical Analysis: Using Data to Find Trends and Examine Relationships
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How to Calculate Correlation and Covariance in R (R Tutorial 4.9)
Learn how to calculate "Pearson's", "Spearman's rank" and "Kendall's rank" correlation and create "confidence intervals" and "hypothesis tests" using ...
Using Excel for Basic Forecast Smoothing
Naive forecast, moving average, weighted moving average, and exponential smoothing with monthly data and excel.
Relationships between numeric variables
We look at scatterplots and ways of viewing and interpreting them. After you've watched this video, you should be able to answer these questions â€¢What is the ...
Simple Linear Regression: Checking Assumptions with Residual Plots
An investigation of the normality, constant variance, and linearity assumptions of the simple linear regression model through residual plots. The pain-empathy ....
Use an Excel Pivot Table to Group Data by Age Bracket
Several viewers asked me to demonstrate some other ways to -Group a Field- in a Pivot Table. In this tutorial, I show you how to create a Frequency Report by .....
Checking Linear Regression Assumptions in R (R Tutorial 5.2)
How to check the validity of assumptions made when fitting a Linear Regression Model. In this video you will learn how to use residual plots to check the linear...
Mini Statistics Lecture: Analyzing Likert Scale Questionnaire Data using R
Likert Scale: R:
Statistics 101: Understanding Correlation
Statistics 101: Understanding Correlation In this video we discuss the basic concepts of another bivariate relationship; correlation. Previous videos examined ....
Linear Regression & Causal Models (in Excel)
This lesson introduces linear regression. We start by explaining the relationship between the dependent and independent variables explored in casual models.
Linear Regression - SPSS (part 1)
I demonstrate how to perform a linear regression analysis in SPSS. The data consist of two variables: (1) independent variable (years of education), and (2) ...
Analysis of Covariance (ANCOVA) - SPSS (part 1)
I demonstrate how to perform an analysis of covariance (ANCOVA) in SPSS. The first part of the series is relevant to the ANCOVA tested through the ...
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