Solution 34506: Calculating and Graphing a Linear Regression on the TI-84 Plus family of graphing calculators.
...ll need to enter the data: • Press [STAT] [1] to enter the Stat List Editor. • Enter the data {3,5,8,10} in the L1 list and {7,8,14,18} in the L2 list, pressing [ENTER] after each entry to move down along the list. To calculate the Linear Regression (ax+b): • Press [STAT] to enter the s...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34506
Solution 34503: Generating Different Random-Number Sequences by Setting Seed Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ome screen, press [CLEAR] to clear any previous entries, input a [Random Non-Zero Value], then press [STO] [MATH] [left arrow] [1] to select rand. 2) Press [ENTER] and the calculator will repeat the value you entered to indicate that this value has been set as the seed value for rand. Please ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34503
Solution 34497: Creating and Viewing a Residual List on the TI-84 Plus family of graphing calculators.
...ESID. To view the RESID list, place it into a list in the List editor. For example: Caculate a linear regression for the following values: L1: {1, 2, 3, 4, 5, 6} L2: {2, 4, 6, 8, 9, 12} 1) Press [STAT] [1]. 2) Press [Up Arrow] until the cursor is on the top line, highlighting L1. 3) Press [C...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34497
Solution 11985: Transferring Data Between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...lators, follow the steps below: 1) Connect the two calculators using the unit-to-unit (I/O) cable or mini A to mini B USB cable. On the sending unit: 2) Press [2nd] [X,T,q,n] to access the LINK menu. 3) Select 4:List which will display all the lists stored in the calculator's memory. 4) Using the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11985
Solution 34654: Graphing a Polar Rose on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... to graph a polar rose: Please Note: For this example, the graph mode setting will need to be changed to Polar graphing. To do this: 1) Press [mode] 2) Press [↓] [↓] [enter] to set the calculator to Radian mode. 3) Press [↓] [→] [→] to highlight Polar mode and press [enter] Example: Graph the f...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34654
Solution 34799: Calculating the Confidence Interval for Slope on the TI-84 Plus Family of Graphing Calculators.
... the TI-84 Plus family of graphing calculators? To calculate the confidence interval for a slope follow the example below: Example: L1: {4,5,6,7,8} L2: {1,2,3,3.5,4.5} Solution: • Press [STAT] [ENTER] to enter the STATS editor. • Press [4] [ENTER] [5] [ENTER] [6] [ENTER] [7] [ENTER] [8] [ENTER]....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34799
Solution 11978: Performing Unit Conversions Using Science Tools Application on TI-83 Plus Family or TI-84 Plus Family Graphing Calculators.
.... To run the Science Tools: 1) Press the [APPS] key and use the arrow keys to scroll down to SciTools and then press the [ENTER] key to select it. 2) Press any key on the calculator to continue at the title screen. 3) Press the [2] key for the Unit Converter. Please Note: If the Funda...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11978
Solution 34775: Displaying Input and Output in Line Wrap on the TI-84 Plus Family of Graphing Calculators.
...ow are screenshots with this feature enabled: This feature can be disabled by switching to CLASSIC mode using the steps below: 1) Press [MODE]. 2) Using the arrow keys, highlight the MATHPRINT option. 3) Press the [right arrow] key to highlight CLASSIC and press [ENTER]. 4) Press [2nd] [QUI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34775
Solution 11966: Graphing Inequalities on the TI-83 Plus and TI-84 Plus.
...w the solution set for an inequality. The example below will demonstrate how to graph a simple inequality using these features. Example: Graph y<=3x+2 1) Press the [Y=] key For Y1=, input 3x+2. 2) Repeatedly press the left arrow key until the symbol to the left of Y1 is flashing. Press the [ENT...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11966
Solution 34774: Using Boolean Logic on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he graph of the function over specific values. Values are interpreted as Zero (false) or nonzero (true). The Logic menu can be accessed by pressing [2ND] [TEST] [►]. LOGIC • and Both values are nonzero (true). • or at least one value is nonzero (true). • xor only one value is zero (false). •...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34774
Solution 34851: Finding Days Between Dates on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...calculate the number of days between two dates using the actual-day-count method, use the date function dbd( ) or "days between dates". date1 and date2 can be numbers or lists of numbers within the range of the dates on a standard calendar. The dbd( ) function is found by accessing the Finance Ap...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34851
Solution 34756: Deleting Calculator Software Applications (Apps) From the Flash ROM on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ors? To remove an App from the Flash ROM, please refer to the following instructions. • Access the memory management screen by pressing in sequence [2nd] [+] [2] • Press [alpha] then [math] to select A: Apps • Use the [Up Arrow] or [Down Arrow] keys to place the cursor in front of the App that...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34756
Solution 34877: Calculating Hypergeometric Probability Distributions on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...tion into the calculator. The instructions below describe how to find P(1) of a hypergeometric probability distribution. Example: Find P(1) when N = 12, n = 4, and k = 3 Since P(x) = {C(k, x) × C(N-k, n-x)} ÷ C(N, n) With substitution, P(1) = {C(3, 1) × C(12-3, 4-1)} ÷ C(12, 4) So the values shou...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34877
Solution 34717: Graphing Angle Measures on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...le measures on the TI-83 Plus and TI-84 Plus family of graphing calculators? When graphing the measure of an angle, it will be graphed as a system of 2 parametric equations. This is done because the standard function graphing mode is limited to solving for Y= functions in which the "x" is the ind...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34717
Solution 34715: Displaying Results in Fraction Format on the TI-84 Plus and TI-84 Plus C Silver Edition.
...ystem (OS) allows the calculator to give all answers in fraction format automatically. To enable this mode follow the steps below: 1) Press [mode]. 2) Press [↑] 5 times if using the TI-84 Plus or [↑] 6 times is using the TI-84 Plus C Silver Edition to select the "Answers:" row.3) [→] [→] to hig...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34715
Solution 34753: Calculating Present Value (PV) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...s and TI-84 Plus family of graphing calculators. Example: What is the Present Value of a savings account with an annual interest rate of 5% with $13,266.49 at the end of 20 years? • Press [APPS] [1] to select the "Finance" application. • Press [ENTER] to select the "TVM Solver...". • Press [2] [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34753
Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using the NoteFolio™ App.
... within apps (other than the NoteFolio app) on the TI-83 Plus and TI-84 Plus family of graphing calculators However, when using the TI-89 family, TI-92 Plus, or Voyage™ 200 graphing calculator, the TI Keyboard can be used to type text and numbers anywhere, including the Home Screen, Program Edito...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11134
Solution 11933: Calculating Two-Variable Statistics on the TI-83 Plus Family of Graphing Calculators.
...the TI-83 Plus family of graphing calculators? Follow the example below to calculate two-variable statistics: Data for this example: L1: {3,5,8,10} L2: {7,2,3,1} 1) Press [STAT] [1] to access the STAT list edirtor. 2) Enter the data in the L1 and L2 lists, making sure to press [ENTER] after eac...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11933
Solution 11799: Using Memory Variables on TI Graphing Calculators.
... value stored to a variable. Procedure for the TI-73 and TI-73 Explorer: To store a value to the variable: 1) From the home screen, input the value 2) Press [STO>][2nd][TEXT] 3) Select the variable and press [ENTER] 4) Scroll to Done and press [ENTER] 5) Press [ENTER] and the value is stored to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11799
Solution 11570: Axes Do Not Appear When Graphing on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rate how to make the x and y axes appear when graphing on the TI-83 Plus and TI-84 Plus family of graphing calculators.To turn the axes on: 1) Press [2nd] [ZOOM] to access the FORMAT menu. 2) Highlight AxesOn 3) Press [ENTER] 4) Try graphing a simple function, such as y=x, and the axes should be ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11570
Solution 11773: Implied Multiplication Versus Explicit Multiplication on TI Graphing Calculators.
...ity than explicit multiplication to allow users to enter expressions, in the same manner as they would be written. For example, the TI-80, TI-81, TI-82, and TI-85 evaluate 1/2X as 1/(2*X), while other products may evaluate the same expression as 1/2*X from left to right. Without this feature, it ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11773
Solution 11767: Graphing an Ellipse on a Texas Instruments Graphing Calculator.
... ellipse where a=1, b=1, and the center of the ellipse is at point (5,6). 1) The equation for an ellipse with its center at point (h,k) is, ((x-h)2/a2)+((y-k)2/b2)=1 2) With substitution, ((x-5)2/12)+((y-6)2/12)=1 3) After solving for y, the results are: y = -(-x2+10x-24)+6 and y ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11767
Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
... TI-84 Plus? Refer to the example below to maximize a linear function with the Inequality Graphing application. Example: Maximize the profit, P= 3X+2Y, for quantities of two products, X and Y, given the following constraints on materials and time: X30, Y30 Y+X≥10 3X+Y≥15 Solution: • Press [AP...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11366
Solution 11765: Graphing a Hyperbola on a TI Graphing Calculator.
...tion will need to be solved for y, then each branch will be entered as functions in the y= editor. The generic form of a hyperbola is as follows: x^2/a^2 - y^2/b^2 = 1 Setting a=1 and b =1, then solving for y returns: y= v(x-1) and y= -v(x-1) Please see the TI Graphing family guidebooks...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11765
Solution 11761: Graphing a Circle on a TI Graphing Calculator.
...lators in the form Y in terms of X. In order to graph a circle, the function for a circle would need to be solved for Y. To graph the unit circle (x2+y2=1), first, solve for y, and then input the results into the Y= Editor. If the graph looks like an oval, use the Zoom Square feature followed ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11761