Descriptive statistics
Overview: Descriptive statistics are utilized to summarize and describe a collection of data. These include frequency distributions, as well as measures of central tendency (e.g., mean, median, and mode), disperion (e.g., range, variance, standard deviation), and shape (e.g., skewness and kurtosis). Below are links to videos and Powerpoints covering the topic of descriptive statistics, as well as how you may obtain descriptive statistics associated with variables having different scales of measurement using SPSS and Excel.
---------------------------------------------------------------------------------------
Most recently uploaded videos:
Simple introduction to sum of squares, variance, and standard deviation (Sept, 2020): video , Powerpoint
How to obtain descriptive statistics using SPSS (August, 2019): video, Powerpoint (includes interpretations), SPSS data file
Computing the mean, variance, and standard deviation (July, 2019): video, Excel file (for demo), Powerpoint demo
---------------------------------------------------------------------------------------
Overview of basic descriptive statistics (Powerpoint)
Intro to descriptive statistics (video 1)
Intro to descriptive statistics (video 2)
Descriptive statistics using SPSS (video), SPSS data file
Generating output of descriptive statistics in SPSS (Powerpoint)