HP 48gII User Manual page 163

data sets (x,y), stored in columns of the DAT matrix. For this application,
you need to have at least two columns in your DAT variable.
For example, to fit a linear relationship to the data shown in the table below:
First, enter the two columns of data into variable DAT by using the matrix
writer, and function STO .
To access the program
‚Ù˜˜@@@OK@@@
already loaded.
parameters for a linear fitting:
To obtain the data fitting press @@OK@@.
shown below for our particular data set, consists of the following three
lines in RPN mode:
3: '0.195238095238 + 2.00857242857*X'
2: Correlation: 0.983781424465
1: Covariance: 7.03
x y
0 0.5
1 2.3
2 3.6
3 6.7
4 7.2
5 11
3. Fit data..
, use the following keystrokes:
The input form will show the current
If needed, change your set up screen to the following
The output from this program,
DAT,
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