# Quick Answer: Where Is The Comma Button On A TI 84 Calculator?

## Where is the reciprocal key on a calculator?

Type 5 on the calculator screen.

Press [1/x], the reciprocal key to compute the reciprocal of five.

The result is ..

## Where is the comma on a graphing calculator?

Press the comma button ( , ) that is located underneath the sin button towards the middle of the graphing calculator.

## How do you put a comma in a calculator?

4 Insert a comma Press the “2nd” button, which is the bright yellow button on the left side of the calculator, then the “DEL” button located next to the left arrow. Press the “comma” button to insert the comma.

## How do you find the correlation coefficient on a TI-84 Plus?

TI-84: Correlation CoefficientTo view the Correlation Coefficient, turn on “DiaGnosticOn” [2nd] “Catalog” (above the ‘0’). Scroll to DiaGnosticOn. … Now you will be able to see the ‘r’ and ‘r^2’ values. Note: Go to [STAT] “CALC” “8:” [ENTER] to view. Prev: TI-84: Least Squares Regression Line (LSRL)Jan 17, 2019

## What is the fraction button on a calculator?

When your calculator is in Math mode, as recommended, fractions are entered using the button in the left-hand column of the function key area of the calculator keypad. This displays a fraction ‘template’ on the display – as shown in Figure 8 below – that contains boxes that need to be ‘filled in’.

## How do you change the comma on a Casio calculator?

Go to. Preselect two digit separator formats and switch between them according to the task. To switch formats, just press the DISP key!

## What does the comma button on a calculator do?

An ordered pair separator: if you have a set of x,y coordinates, you use the comma to tell the calculator when x stops and y begins. Among other places, there are a few useful functions in the Angle menu that require you to enter in an x- and a y- coordinate, such as when calculating the length and angle of a vector?

## Where is the function button on a TI-84?

Just press [ALPHA][TRACE] and choose the name of the function you want to insert in your equation. See the first screen….To enter functions in the calculator, perform the following steps:Press [MODE] and put the calculator in Function mode. … Press ! to access the Y= editor. … Enter your function.

## Where is the fraction button on a TI-84 Plus?

Press the Alpha key on the upper left of your TI-84 Plus keypad. Then press the Y= key, located just below the calculator’s screen. This brings up a series of shortcut menus; the first menu, FRAC, controls the input of fractions and mixed numbers.

## How do you put a comma in a TI-84 Plus CE?

Type 2nd 1 (L1), then comma, 2nd 2 (L2), then comma 5. The Press VARS Using the right arrow, move over to Y-vars, then press enter 1. Press enter again 2. Press enter again 3.

## What does R 2 tell you?

R-squared (R2) is a statistical measure that represents the proportion of the variance for a dependent variable that’s explained by an independent variable or variables in a regression model.

## How do you find linear regression on a TI-84?

To calculate the Linear Regression (ax+b): • Press [STAT] to enter the statistics menu. Press the right arrow key to reach the CALC menu and then press 4: LinReg(ax+b). Ensure Xlist is set at L1, Ylist is set at L2 and Store RegEQ is set at Y1 by pressing [VARS] [→] 1:Function and 1:Y1.