Common questions

How do you plot points on a TI 89 Titanium?

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How do you plot points on a TI 89 Titanium?

Plotting the Data:

  1. When you have the data fully entered and are ready to plot it press [F2] (Plots) and select 1: Plot Setup.
  2. A list of Plots should appear ranging from 1 to 9.
  3. Press [F1] (Define) to define a Plot.
  4. Options like “Plot Type” or “Mark” should appear.
  5. Two Options should be titled X and Y.

How do you do statistics on a TI 89 Titanium?

One Variable Statistics: Press F5, Calculate, and highlight TwoVar , use the cursor pad to open the Dropdown menu, and press 1 for 1:OneVar. Set up the first screen shown below. Press Enter to SAVE and ENTER to see the statistics. Use the cursor pad to arrow down to see all of the information.

How do you graph a line of best fit on a TI 89?

To find the line of best fit:

  1. Apps.
  2. 6: Data/Matrix Editor.
  3. 1: Current.
  4. F5 Calc.
  5. Calculation Type: Arrow Right then 5: LinReg (that stands for linear regression)
  6. x: c1.
  7. y: c2.
  8. Store RegEq to . . : Arrow right then select y1(x) (or any other function number)

Where is the Vars button on TI-89?

11. You can save something as a variable by typing the value, followed by the STO button (to the left of the 1 button on the TI-89 and to the left of the spacebar on the Voyage 200) and then typing a variable name.

What does Batt mean on TI 89?

The backup battery is a round battery above the AAA batteries and under a piece of plastic that is fastened to the calculator with a small screw.

How do you reset a TI 89 calculator?

Turn on the TI-89 calculator and press the “2nd” and “6” buttons simultaneously. This key combination gives you access to the calculator’s memory menu. Press “F1” to get to the Reset menu.

How do you do quadratic regression on a TI 89?

TI-89 Regression (Exponential) (Opens in new window). Quadratic Regression (Opens in new window)….Press ENTER after you enter each y-value.

  1. Press 12.5, then ENTER.
  2. Press 9, then ENTER.
  3. Press 6.3, then ENTER.
  4. Press 3, then ENTER.
  5. Press 1, then ENTER.

How do you find slope on a TI 89?

Highlight the Graph Mode and select 6: DIFF EQUATIONS, then press ¸. Press ¸ again to save the mode settings. Press¥# to enter the equation editor. Enter the differential equation, y1′ = 2, then press ¸ Press „ to access the Zoom menu, then select 6:ZoomStd to view a slope field.

How to use the TI-89 Titanium graphing calculator?

Graphing Calculator Instructions for the TI-89 Titanium Getting around the calculator Home Screen Press HOME to do calculations Decimal Answers The TI-89 does symbolic operations so it will simplify fractions and radicals. It keeps answers in exact form. If you want a decimal answer, press Green Diamond (♦), ENTER to select ≈

How to plot scatter plots and fitting lines with the TI-89?

Plotting Scatter Plots and Fitting Lines and Quadratics with the TI-89 1. Steps to enter ordered pairs and produce a scatter plot: 1. Start the Data Matrix Editor a. Type: Data b. Folder: Main 2. Enter the column of numbers under C1 3. Enter the column of numbers under C2 4. Display the Plot Setup Screen 5. Define Plot 1 as: a.

How do you do a linreg on a TI-89?

Steps TI-89 Keystrokes 1. Start the Data Matrix Editor on the ‘current’ data set APPS 6 1 (‘current’) 2. Enter the Calc Menu: a. Calculation Type: LinReg b. x = C1 c. y = C2 d. Store RegEQ to: y1 F5 Item 5 ENTER 3. Save Calc information ENTER 4. Read the slope (a), intercept (b), correlation coefficient (corr) on the display.

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