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Statistics 1Var app 217
Delete data • To delete a data item, highlight it and press C. The
values below the deleted cell will scroll up one row.
• To delete a column of data, highlight an entry in that
column and press
SJ(Clear). Select the column
and tap .
• To delete all data in every column, press
SJ
(Clear), select All columns, and tap .
Insert data 1. Highlight the cell below where you want to insert a
value.
2. Tap
and
enter the value.
If you just want to add more data to the data set and it is
not important where it goes, select the last cell in the data
set and start entering the new data.
Generating data You can enter a formula
to generate a list of data
points for a specified
column. In the example
at the right, 5 data-points
will be placed in column
D2. They will be
generated by the
expression X
2
– F where X comes from the set {1, 3, 5, 7,
9}. These are the values between 1 and 10 that differ by
2. F is whatever value has been assigned to it elsewhere
(such as in Home view). If F happened to be 5, column
D2 is populated with {–4, 4, 20, 44, 76}.
Sort data values You can sort up to three columns of data at a time, based
on a selected independent column.
1. In Numeric view, place the highlight in the column
you want to sort, and tap .
2. Specify the sort order: Ascending or Descending.
3. Specify the independent and dependent data
columns. Sorting is by the independent column. For
instance, if ages are in C1 and incomes in C2 and