Texas Instruments TI-89 Titanium User Manual page 538

maximum of x values
minimum of y values
maximum of y values
1st quartile
median
3rd quartile
regression equation
regression coefficients
(a, b, c, d, e)
correlation coefficient ††
coefficient of determination ††
summary points
(MedMed only) †
† The indicated variables are calculated but are not shown on the STAT VARS screen.
†† is defined for a linear regression only;
corr
regressions.
Note:
• If is 4x + 7, then
regeq
in the list), use an index such as
Statistics and Data Plots
One Two
Var Var
maxX maxX
minY
maxY
q1
medStat
q3
is {4 7}. To access the "a" coefficient (the 1st element
regCoef
regCoef[1]
Regressions
regeq
regCoef
corr
2
R
medx1, medy1,
medx2, medy2,
medx3, medy3
2
is defined for all polynomial
R
.
535