'Looking through the dirty window': effect of sampling!
Grading with the Goobric-Doctopus
Organisation of portfolio using Gmail (label) and feedback/feedforward using Google Doc's comment feature.
An example of a bootstrap sampling: the sample size stays same, and it is done with replacement. Therefore, we might see the same item twice or more in the re-sampled group.
To address all the elements of the PPDAC Cycle of statistical investigation, we tend to forget the ethical matters during the investigative process is very important. The Island project demonstrates some of it.