HP 39gII

Statistics 2Var app 87
12. Trace to x=6 on the linear fit.
\ to move the tracer to the fit
> 40 times to find x=6
The model predicts that
sales would rise to $2,931.50 if advertising were
increased to 6 minutes.
Entering and editing statistical data
The Numeric view (
M
) is used to enter data into the
Statistics 2Var app. Each column represents a variable
named C0 to C9. After entering the data, you must define
the data set in the Symbolic view (
Y
).
HINT A data column must have at least four data points to
provide valid two-variable statistics.
You can also store statistical data values by copying lists
from Home into Statistics data columns. For example, in
Home, L1 C1 stores a copy of the list L1 into the
data-column variable C1.
Statistics 2Var app’s NUM view keys
The Statistics 2Var app’s Numeric view keys are:
Key Meaning
Copies the highlighted item into the
edit line.
Inserts a zero value above the
highlighted cell.