Add gut check

jhudsl · Jan 9, 2025 · b44986b · b44986b
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commit b44986b
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diff --git a/modules/Statistics/Statistics.Rmd b/modules/Statistics/Statistics.Rmd
@@ -115,6 +115,16 @@ circ <- read_csv("https://jhudatascience.org/intro_to_r/data/Charm_City_Circulat
 head(circ)
 ```
 
+## GUT CHECK!
+
+What class of data do you need to calculate a correlation?
+
+A. Character data
+
+B. Factor data
+
+C. Numeric data
+
 ## Correlation for two vectors
 
 First, we compute correlation by providing two vectors.