Stats Blog

 

OTESSA24

Colin Madland1, Valerie Irvine1, Christopher DeLuca2, and Okan Bulut3

Technology-Integrated Assessment in BC Higher Education

BCcampus
fellowship
In the fall of 2021, I embarked on the BCcampus Student Research Fellowship, a project funded by BCcampus intended to promote research on teaching and learning in BC. My…
May 2, 2024
Colin Madland

dsus_18 - Exploratory Factor Analysis

EFA
dsur
dsus
R
Notes here are from
Apr 26, 2024
Colin Madland

discovr_05 - Visualizing Data

ggplot2
visualizing-data
R
discovr
Each of the above are layers that can be added to a plot, as below
Apr 23, 2024
Colin Madland

discovr_02 - Summarizing Data

frequency
histograms
variance
standard deviation
IQR
R
discovr
groups data by whatever variable(s) you name within the function
Apr 18, 2024
Colin Madland

discovr_06 - The Beast of Bias

bias
R
discovr
Data that are arranged such that scores on a variable appear in a single column and rows represent a combination of the attributes of those scores – the entity from which…
Apr 16, 2024
Colin Madland

discovr_07 - Associations

correlation
R
discovr
To use the function, - pipe tibble into the select() function from dplyr to select variables to correlate, then pipe that into the correlation function - use the same syntax…
Mar 10, 2024
Colin Madland

discovr_18 - Exploratory Factor Analysis

efa
R
discovr 
library(tidyverse)
── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ──
✔ dplyr     1.1.4     ✔ readr     2.1.5
✔ forcats   1.0.0     ✔ stringr…
Feb 27, 2024
Colin Madland

discovr_08 - General Linear Model

regression
R
discovr
assumption of equal or similar variances in different groups being compared
Feb 26, 2024
Colin Madland

Simple Regression

505
Linear regression expresses the relationship between two variables, \(X_i\) and \(Y_i\).
Feb 18, 2024
Colin Madland

 

Variance and Standard Deviation

intro-stats
variance
standard-deviation
\(sample variance=s^2=\frac{1}{n-1}‎‎\sum_i(x_i - \bar{x})^2\)
Feb 18, 2024
Colin Madland

Welcome To My Blog

news
Hey!
Feb 14, 2024
Colin Madland
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