Have you ever heard of the theory that there are multiple people worldwide thinking about the same novel thing at the same time? It is the multiple discovery hypothesis of invention. Like, multiple great minds around the world were working on calculus at the same time.
Well, I think a bunch of super-duper psychology professors were all thinking about scale memes and pedagogy at the same time. Clearly, this is just as impressive as calculus.
Who were some of these great minds?
1) Dr. Molly Metz maintains a curated list of hilarious "How you doing?" scales. 2) Dr. Esther Lindenström posted about using these scales as student check-ins. 3) I was working on a blog post about using such scales to teach the basics of variables.
So, I decided to create a post about three ways to use these scales in your stats classes:
1) Teaching the basics of variables.
2) Nominal vs. ordinal scales.
3) Daily check-in with your students.
1. Teach your students the basics of variables
Here is a slide I use in my own classes to introduce scales, response options, score, anchors.
I also use this scale in particular because it is an example of the fact that all scales need a "Not Applicable" option. Vegetarians, Jews, and Muslims don't want any of this bacon, thankyouverymuch. The lack of a n/a option is my psychometric pet peeve.
If you are a stats professor who uses a Begining of the Year Survey, you could add one of these scales to that survey and then use it in class the way I do.
When I use the silly bacon scale, I usually pair it with the more widely used Wong-Baker to show that images can be used as anchors in serious contexts for serious reasons. Such anchors are helpful for non-English speakers, injured patients who can't speak, and when you need to operationalize the abstract. Many of your students have seen the Wong-Baker scale, so you are taking your silly example and grounding it in reality.
2. Teach your students the difference between nominal vs. ordinal data:
Some of these scales are ordinal, like Dr. Karen Errichetti's scale of Fauci:
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