Flashcards in Exam 1 Deck (7)
Column Filter Node
Used to select columns for analysis.
oRight click -> configure -> choose columns you want
Shows univariate statistics and some limited diagrams.
Missing Values Node
Removes rows with missing values.
Missing Value -> Configure -> Column Settings -> Remove Row
Row Filter Node
o Filter to see only one type (Positions-> Catcher)
o Filter to see anything that contains *Pitch*. * Is a wild character – Must select contains wild card Box
o Filter to retrieve a range
-Catchers between 25-35, need 2 separate nodes (cant combine)
Nominal Value Row Filter Node
Lets you pick one nominal column and filter by selected categories in that variable.
-ex: (Positions-> Catcher, Outfielder, Shortstop)
Types of Missing Values
1) Missing completely at random (MCAR)
2) Missing not at random (MNAR)