TI-89 Calculator

TI-89 Calculator
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"variable or flash application in use"

When I go into the data/matrix editor and plug in points to get a linear regression line, it won't let me graph it, saying that there's a "variable or flash application in use." what can i do to fix this?

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TI-89 Calculator

Product Troubleshooting for TI-89 Calculator



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Answers :


Hello, First stop the application that is running [2nd][Quit] or [Escape] From Home screen [Apps][Data/Matrix Editor/][3:new] name the data set when asked. A table is displayed Enter the values in list c1 and c2 You can rename the variables in header. When finished press [F5:calc] In calculation type right arrow select 5:linReg in front of x enter c1, in front of y enter c2 and [enter] to save. the equation shows when you press [ENTER] Hope it helps.
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