Chapter 7: Statistical Analyses 133
7307ENG.DOC CH 7, Statistical Analyses, English Julie Hewlett Revised: 07/29/98 12:07 PM Printed: 05/19/99
9:00 AM Page 133 of 22
The -
v
CALC Menu
The - v CALC menu allows you to calculate statistical
analyses on lists. When you choose an item from the menu, the
calculator returns a list of statistical variables. Following the
1-Var Stats and 2-Var Stats explanation, a list and definition of all
possible statistical variables is provided.
-v""" ξ‚–or ξ‚–
-v!
1:1-Var Stats Calculates 1-variable statistics.
2:2-Var Stats Calculates 2-variable statistics.
3:Manual-Fit Allows user to fit a line manually to
plotted data.
4:Med-Med Calculates a Median-Median line for the
plotted data.
5:LinReg(ax+b) Fits a linear model to plotted data.
6:QuadReg Fits a quadratic model to plotted data.
7:ExpReg Fits an exponential model to plotted data.

Using Frequency Lists with Using Frequency Lists with -

v

CALC CALC

Menu ItemsMenu Items

For all menu items, you can specify a second list, freq, which
is interpreted as the frequency of the elements in the first list.
Each element in freq must be ξ‚‚ 0, and at least one element
must be > 0.