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The TI-83 series calculators include a wide range of commands for

**statistical**analysis. In addition to some wide-purpose**statistical**commands, the commands available include regression models
http://tibasicdev.wikidot.com/statistics

The byte 0x62 signifies the beginning of a two-byte

**statistics**variable token (all the valid ones are given below; the remaining ones are unused). The last six tokens on the list (Factor df through
http://tibasicdev.wikidot.com/statistics-tokens

then displays a menu of

**statistical**variables. The user will then select a variable, and the calculator displays the value of the variable for the set list of numbers. This will be repeated until the user selects the menu option of "Quit." This program was originally written for a TI-84+CE.
http://tibasicdev.wikidot.com/archive:statistics-variable-solver

Command Summary
Calculates some

**statistics**for a single list of data, and stores them to**statistical**variables. They're also displayed in a scrollable list, if done outside a program. Command
http://tibasicdev.wikidot.com/1-var-stats

Command Summary
Calculates some common

**statistics**for two lists of data, and stores them to**statistical**variables. They're also displayed in a scrollable list, if done outside a program. Command
http://tibasicdev.wikidot.com/2-var-stats

Token Size
2 bytes
After the DiagnosticOff command is executed, all regression commands found in the STAT>CALC menu, as well as LinRegTTest, will not display the correlation

**statistics**r and r2
http://tibasicdev.wikidot.com/diagnosticoff

the

**statistics**menu LEFT to access the CALC submenu ALPHA B to select Logistic, or use arrows Calculator Compatibility TI-83/84/+/SE Token Size 1 byte Logistic tries to fit a logistic curve (y=c/(1
http://tibasicdev.wikidot.com/logistic

to access the

**statistics**menu LEFT to access the CALC submenu ALPHA C to select SinReg, or use arrows Calculator Compatibility TI-83/84/+/SE Token Size 1 byte SinReg tries to fit a sine wave to a given
http://tibasicdev.wikidot.com/sinreg

Command Summary
Using either already-calculated

**statistics**, or a data set, computes a t confidence interval. Command Syntax TInterval [list, [frequency]], [confidence level] (data list input
http://tibasicdev.wikidot.com/tinterval