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Chapter 7 Reshaping Data 233
Splitting Columns
Option in JMP
Copy formula
Suppress formula evaluation
Keep All
Description
To include formulas from the original table in the output
columns, click the box beside Copy formula. This option is
not present when there are no formulas in the data table.
To prevent JMP from evaluating columns’ formulas when the
new table is created, click the box beside Suppress formula
evaluation. This option is not present when there are no
formulas in the data table.
To include all columns in the new table, click the Keep All
option in the Remaining Columns area.
7 Reshaping Data
Drop All
Select
Keep dialog open
5 Click Split.
To include only columns used in the split in the new table,
click the Drop All option in the Remaining Columns area.
To select which columns to keep in the new table, click the
Select option in the Remaining Columns area. Then select
which columns to keep in the new table.
To keep this window open after clicking OK, check the box
beside Keep Dialog Open.
Examples of Splitting Columns
This section contains two examples using Tables > Split. In the first example (“Splitting a Column:
Basic Example,” p. 233), one column is split by a second column. The second example (“Splitting a
Column: Grouping Rows Example,” p. 236) is the same except that it also shows how to group the
values in a column to reduce the number of rows produced in the new table.
Splitting a Column: Basic Example
In the Popcorn.jmp data table shown in Figure 7.9, the trial column shows that there were two trials,
1 and 2.