# Texas Instruments TI-86 Calculator "quadreg" Questions

Question about Office Equipment & Supplies

When using QuadReg on my TI84 plus, quadreg does not echo on the main screen. If I select quadreg and exit to the main screen, I can push enter and it pops up quadreg L1 L2 but only for a second and ...

Question about Texas Instruments Office Equipment & Supplies

## In my precal class we

...and L3, all you have to do is to specify the lists to be used. For example if you have to perform QuadReg on L1,L3, Press [STAT] button, then Right Arrow to select CALC(ulate) then [5:QuadReg] The ...

Question about Texas Instruments Office Equipment & Supplies

## Regression problem on Ti-84 plus silver edition

Regression problem on Ti-84 plus silver edition Hello, When I go to get a QuadReg for information in table L1 and L2 I get the Y= ; a= ; b= ; c=, but I don't get the R2= anymore. This also holds true ...

Question about Texas Instruments Office Equipment & Supplies

## When I enter the Regression Equation into the "y="

...a quadratic regression on data stored in L1 and L2. From the [Stat][>] [CALC] menu select [5:QuadReg] and press [ENTER]. Command echoes on main calculator screen as QuadReg Specify the lists

Question about Texas Instruments Office Equipment & Supplies

## I have an TI-84 and

...up when there isn't points in. when you do your regression (stat --> calc --> linReg/QuadReg/whichever regression you're doing)) make sure you put the equation into Y1 before going ...

Question about Texas Instruments Office Equipment & Supplies

## I cannot figure out how

I cannot figure out how to do a Quadreg Your question is a very interesting one and I believe people will benefit from a complete solution to it. So I will provide a solution for a quadratic ...

Question about Casio Office Equipment & Supplies

## Do i have only one type of exponencial regression

...to perform 10 types of regressions, namely LinearReg: Linear y=ax+b Med-Med also linear y=ax+b QuadReg :Quadratic y= ax^2+bx+c Cubic: y=ax^3+bx^2+cx+d Quartic: y=ax^4+bx^3+cx^2+dx+e LogReg, ...

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## I made a scatter graph with a linear regression

...what you get PERFORMING A REGRESSION Because I chose it so, we will perform a quadratic regression QuadReg To do so you press [STAT] and use right arrow to select the CALC(ulate) Menu. Type

Question about Texas Instruments Office Equipment & Supplies

## How do i find and use the regression capabilties

...what you get PERFORMING A REGRESSION Because I chose it so, we will perform a quadratic regression QuadReg To do so you press [STAT] and use right arrow to select the CALC(ulate) Menu. Type

Question about Texas Instruments Office Equipment & Supplies

## How do i find the

...leaves no stone unturned. Please DO READ it till the end. The data points used are for a parabola (QuadReg) but you can easily adapt it The points I will represent are those on a parabola (squares

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