Data Preparation: Basic Data Analysis (L7) Flashcards
1
Q
What are the four levels of measurment
A
Nominal - Ordinal - Interval - Ratio
2
Q
What is involved in the highest level of measurement
A
1) Categorizes & labels variables +
2) ranks categories in order +
3) has known, equal intervals +
4) has a true or meaningful zero
3
Q
What is an adequate value for skewness
A
+/- 2
4
Q
What is an adequate value for Kurtosis
A
+/- 3
