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Solution 11921: Calculating Hypergeometric Probability Distributions on the TI-84 Plus and TI-83 Plus.

... 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 should be entered using t...
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Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.

...s the [X-1] key to go down to the letter "D". Last scroll down through the list and select the instruction DiagnosticOn, and press the [ENTER] key twice and it should show DONE. In order to graph the data: 1) Press then [2nd] key and then press the [STAT PLOT] key to enter the stat plot menu, ne...
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Solution 34925: Calculating Two-Variable Statistics on the TI-84 Plus Family of Graphing Calculators.

...lculators? Follow the example below to calculate two-variable statistics: Data for this example: L1: {3,5,8,10} L2: {7,2,3,1} • Press [STAT] [1] to access the STAT list editor. • Enter the data in the L1 and L2 lists, making sure to press [ENTER] after each entry. • Press [2ND] [QUIT] to return t...
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Solution 34875: Resetting the Graph Window Variables on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...on the TI-83 Plus and TI-84 Plus family of graphing calculators? The following are the default setting for the window variables:  The following procedure resets the window variables to the defaults: 1) Press [GRAPH]. 2) Press [ZOOM]. 3) Select 6:ZStandard. 4) Press [ENTER]. The defaults have ...
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Solution 34419: Writing a Program that Generates a Menu on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

... menu selection and a label item in which to branch when the corresponding menu option is selected. For example, the following code: PROGRAM: TOSSDICE : Menu("TOSS DICE", "FAIR DICE", A, "WEIGHTED DICE", B) Will generate the following output: TOSS DICE 1. FAIR DICE 2. WEIGHTED DICE The ...
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Solution 34855: Calculating a Median-Median Regression on the TI-84 Plus Family of Graphing Calculators.

...ian-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 and y3. Med-Med displays values for a (Slope) and b (y-intercept). The following example will demonstrate how to calculate a Med-Med regression: X= {15; 25; 50; 50; 75; 80; 95} Y= {4; 9; 20; 31; 55; 42; 73...
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Solution 34849: Resolving the Error "Unable to Complete the Transfer" or "USB Communication Error: Multiple Files Matched" on the TI-84 Plus Family of Graphing Calculators.

...anually back up important files: • Connect the calculator to the cable and turn the calculator on. • Open the TI Connect software. • Open the TI Device Explorer. • Locate a file that needs to be saved. Drag the name of the file from the TI Device Explorer window and drop it onto the desktop or i...
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Solution 34846: Graphing a Normal PDF Function and Displaying the Normal Distribution Curve on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...he steps below. 1) Press the [Y=] key and clear any previous functions by pressing [CLEAR]. 2) For Y1, input normalpdf(x,800,40). Please Note: To access the normalpdf function, press [2nd] [VARS] [1]. If you have Stat Wizards enabled (TI-84 Plus Family of Graphing Calculators Only), you will se...
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Solution 11902: Unexpected Results Received using Trigonometric Functions on TI Graphing Products.

...ometric Functions on TI Graphing Products. website Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why do I receive an incorrect ...
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Solution 34845: Finding the Minimum or Maximum (Vertex) of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...To find the minimum or maximum of a function follow the example below. Example: Find the maximum of the function (-3x2 - 6x + 2) 1) Press [Y=] to access the Y= editor. For Y1, input (-3x2-6x+2). 2) Press [GRAPH] to graph the parabola. 3) Press [2nd] [TRACE] [4] to select the "maximum" comman...
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Solution 34840: Specifying Infinity in a Calculation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

... - To specify positive infinity, input 1E99. To specify negative infinity, input -1E99. The "E" symbol is short for scientific notation and can be accessed by pressing [2nd] [EE]. -1E99 can be interpreted as "negative one times 10 to the ninety-ninth power". Please see the TI-83 Plus and TI-84 ...
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Solution 11919: Calculating Cubic Regressions on the TI-83 Plus Family of Graphing Calculators.

... to restore default lists 2) Press [stat] [4] [2nd] [1] [,] [2nd] [2] to delete the data in all L1 and L2 To enter the data: 1) Press [stat] [1] to access the STAT list editor 2) Enter data in L1 by pressing 80 [enter] 84 [enter] 86 [enter] 91 [enter] 93 [enter] 96 [enter]  3) Enter data in L2 by...
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Solution 34801: Creating a New Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...rompt will require a valid program name. The program name can be 1 - 8 characters long, however, the first character must be an alpha-character. • Once the program has been named, press [ENTER] to save it. • It is now possible to edit the program. • When finished editing, press [2ND] [QUIT] to ...
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Solution 34836: Correcting the Error "NO SIGN CHANGE" When Calculating the Zero (Root) of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...o the following: • Press [ZOOM] [2]. • Using the arrows keys, scroll as close as possible to the zero of the function. • Press [ENTER]. • Repeat as necessary. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34836: Correcting the Error "NO SIGN CHAN...
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Solution 34926: Functionality of the Function Keys [F1 - F5] on the TI-84 Plus Family of Graphing Calculators.

... the function keys [F1 - F5] serve on the TI-84 Plus family of graphing calculators and how are they used?  The function keys [F1 - F5] are used to access certain menus and commands. Pushing [F1 - F4] will open a shortcut menu for commonly used functions. F1 will open a shortcut for common fracti...
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Solution 34631: Storing a Function to a List on the TI-84 Plus Family of Graphing Calculators.

... a function, below are the steps for each type. Please Note: The TI-84 Plus and TI-84 Plus Silver Edition require Operating System (OS) v 2.55MP to access the sequence stat wizard below. To verify what OS is installed press [2nd] followed by [+] then in the menu that appears select [1:About]. If ...
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Solution 34847: Using the fMin( ) Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...tors? The fMin( ) function returns the value of variable where the local minimum of expression occurs, between lower and upper, with specified tolerance. Reference the example provided below. The syntax for the fMin( ) function is: fMin(expression,variable,lower,upper[,tolerance]) Example: Find...
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Solution 34615: Using the fMax Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

... The fMax function returns the value of variable where the local maximum of expression occurs, between lower and upper bounds, with specified tolerance. The syntax for the fMax is listed below. fMax(expression, variable, lower, upper[,tolerance]) Example: Find the function maximum of sin(A), f...
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Solution 34614: Clearing the Values in a List on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...the TI-83 Plus and TI-84 Plus family of graphing calculators? Follow the steps below to clear the values in a list: 1) Press [stat] then [1] to access the List Editor 2) Press [←] or [→] to move the cursor underneath the list that you wish to clear 3) Press [↑] until the list name is highligh...
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Solution 35011: Calculating a Geometric Distribution on the TI-84 Plus Family of Graphing Calculators.

...n the TI-84 Plus family of graphing calculators? The example below will demonstrate how to use the Geometric Distribution command. Assume that 40 percent of a large lot of electrical components are from the Donut-Tech company. With components being selected at random, what is the probability tha...
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Solution 34599: Solving Simultaneous Equations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...) Press [2nd] [QUIT] to exit out of the editing screen. To solve your system of equations, you'll now need to use the rref function. To find the reduced row echelon form using the rref( function: 6) Press [2nd] [MATRIX]. 7) Scroll to "MATH" by pressing the right arrow key one time. 8) Scroll...
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Solution 34538: Calculating Standard Deviation on the TI-83 Plus and TI-84 Plus Family.

...TI-84 Plus Family of Graphing Calculators. Video tutorials StdDev() using one list An example tutorial on a TI-84 Plus CE graphing calculator calculating standard deviation using one list. AI4lkG3k6ec StdDev() using two lists An example tutor...
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Solution 34933: Different File Extensions for the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.

...e Setup or Text File • .8xu TI-84 Plus or TI-83 Plus Operating System (OS) • .8cu TI-84 Plus C Silver Edition Operating System (OS) • .8eu TI-84 Plus CE Operating System (OS) • .b84 TI-84 Plus CE App and Operation System (OS) Bundle • .8ca TI-84 Plus CE and TI-84 Plus C Silver Edition Image File ...
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Solution 34932: Copying and Pasting Lists from the TI-83 Plus, TI-84 Plus, TI-84 Plus C Silver Edition to the TI-Nspire™ Family Software or Calculator.

...lculator or from a saved file using TI Connect. Saving Lists from a TI-83 Plus, TI-84 Plus, TI-84 Plus C Silver Edition to a computer: 1) Select [Device Explorer] from TI Connect. 2) Select the calculator and click on [Select]. 3) Click on the list-name in the Device Explorer you wish to transfer...
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Solution 34931: Using the Manual-Fit Function on the TI-84 Plus Family of Graphing Calculators.

...ke sure FUNC is selected. 2) Press [GRAPH]. 3) Press [STAT] [►] and select D:Manual-Fit. 4) From here, to store the equation, insert Y1 as the place to store the equation to. To do so, press [VARS] [►] and choose "Function". 5) Press [ENTER] on "Y1". 6) Press [▼] to "Calculate" and press [ENT...
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