HP 49g+ User Manual page 162

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 ˜ ˜
@ @ @ O K @ @ @
already loaded. If needed, change your set up screen to the following
parameters for a linear fitting:
To obtain the data fitting press
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
, use the following keystrokes:
3 . F i t d a t a . .
The input form will show the current
. The output from this program,
@ @ O K @ @
DAT,
Page 16-5