User Manual
Page 119
Statistics and Data Plots Based on a sample of seven cities, enter data that relates population to the number of 300,000 people. Display the MODE dialog ...
Statistics and Data Plots Based on a sample of seven cities, enter data that relates population to the number of 300,000 people. Display the MODE dialog ...
User Manual
Page 182
... letter of the application name, or use the cursor keys to an entered function. Enter expressions and instructions, and perform calculations. You can perform statistical calculations and graph statistical plots. Enter and edit lists, data, and matrices. The application either opens directly or displays a dialog box. (Your Apps desktop may vary from...
... letter of the application name, or use the cursor keys to an entered function. Enter expressions and instructions, and perform calculations. You can perform statistical calculations and graph statistical plots. Enter and edit lists, data, and matrices. The application either opens directly or displays a dialog box. (Your Apps desktop may vary from...
User Manual
Page 540
... FUNCTION. 2. Perform stat calculations to find stat variables or fit data to perform a statistical calculation or graph a statistical plot. Enter stat data in the Data/Matrix Editor. 3. Statistics and Data Plots 540 Statistics and Data Plots Overview of Steps in Statistical Analysis This section gives an overview of the steps used to a model (‡). 4. For...
... FUNCTION. 2. Perform stat calculations to find stat variables or fit data to perform a statistical calculation or graph a statistical plot. Enter stat data in the Data/Matrix Editor. 3. Statistics and Data Plots 540 Statistics and Data Plots Overview of Steps in Statistical Analysis This section gives an overview of the steps used to a model (‡). 4. For...
User Manual
Page 541
You can analyze one-variable or two-variable statistics, or perform several types of regression analyses. The Calculate Dialog Box You must have a data variable opened. The Data/Matrix Editor will not perform statistical calculations with a list or matrix variable. Statistics and Data Plots 541 Performing a Statistical Calculation From the Data/Matrix Editor, use the ‡ Calc toolbar menu to perform statistical calculations. or - @ 8Í Graph the selected equations (8 %). Change the graph format if necessary. 7. , 9 - 6.
You can analyze one-variable or two-variable statistics, or perform several types of regression analyses. The Calculate Dialog Box You must have a data variable opened. The Data/Matrix Editor will not perform statistical calculations with a list or matrix variable. Statistics and Data Plots 541 Performing a Statistical Calculation From the Data/Matrix Editor, use the ‡ Calc toolbar menu to perform statistical calculations. or - @ 8Í Graph the selected equations (8 %). Change the graph format if necessary. 7. , 9 - 6.
User Manual
Page 542
From the Data/Matrix Editor: 1. Note: If an item is not valid for the current settings of the data variable Statistics and Data Plots 542 On your calculator, items are active only if they are valid for the current settings, it will appear dimmed. Press ‡ to a dimmed item Pathname of Calculation Type and Freq and Categories. This example shows all items as active. You cannot move the cursor to display the Calculate dialog box.
From the Data/Matrix Editor: 1. Note: If an item is not valid for the current settings of the data variable Statistics and Data Plots 542 On your calculator, items are active only if they are valid for the current settings, it will appear dimmed. Press ‡ to a dimmed item Pathname of Calculation Type and Freq and Categories. This example shows all items as active. You cannot move the cursor to display the Calculate dialog box.
User Manual
Page 543
... (C1, C2, etc.) used for each data point. For example, if you can use this item to limit the calculation to have the same weight (1). Statistics and Data Plots 543 This is a regression analysis, you specify {1,4}, the calculation uses only data points with a category value of calculation. x Type the column number...
... (C1, C2, etc.) used for each data point. For example, if you can use this item to limit the calculation to have the same weight (1). Statistics and Data Plots 543 This is a regression analysis, you specify {1,4}, the calculation uses only data points with a category value of calculation. x Type the column number...
User Manual
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The results are cleared from memory). @ 2‰ Statistics and Data Plots 544 For example: For Calculation Type = OneVar For Calculation Type = LinReg When : is available. 3. Redisplaying the STAT VARS Screen The Data/Matrix ...
The results are cleared from memory). @ 2‰ Statistics and Data Plots 544 For example: For Calculation Type = OneVar For Calculation Type = LinReg When : is available. 3. Redisplaying the STAT VARS Screen The Data/Matrix ...
User Manual
Page 545
...calculation referred to a list variable in the previous folder). This section gives more information about the calculation types. Statistical Calculation Types As described in a data variable). Statistics and Data Plots 545 Results are cleared when you want to a column in the previous section, the Calculate dialog... box lets you specify the statistical calculation you : • Edit the data points or change the Calculation Type. • Open another data variable or reopen the...
...calculation referred to a list variable in the previous folder). This section gives more information about the calculation types. Statistical Calculation Types As described in a data variable). Statistics and Data Plots 545 Results are cleared when you want to a column in the previous section, the Calculate dialog... box lets you specify the statistical calculation you : • Edit the data points or change the Calculation Type. • Open another data variable or reopen the...
User Manual
Page 546
... regression - Cubic regression - If an item is dimmed, it is a polynomial regression. Calculates the statistical variables. Calculates the statistical variables. Calc Type OneVar TwoVar CubicReg ExpReg Description One-variable statistics - You must have at least four data points. • For four points, the equation is a polynomial fit. • For...press B. Selecting the Calculation Type From the Calculate dialog box (‡), highlight the current setting for the current Calculation Type. Statistics and Data Plots 546 You can then select from a menu of available types.
... regression - Cubic regression - If an item is dimmed, it is a polynomial regression. Calculates the statistical variables. Calculates the statistical variables. Calc Type OneVar TwoVar CubicReg ExpReg Description One-variable statistics - You must have at least four data points. • For four points, the equation is a polynomial fit. • For...press B. Selecting the Calculation Type From the Calculate dialog box (‡), highlight the current setting for the current Calculation Type. Statistics and Data Plots 546 You can then select from a menu of available types.
User Manual
Page 547
...fit and x and y. Logistic regression - Quadratic regression - Fits the data to the model y=a/(1+bùe^(cùx))+d and updates all the system statistics variables. Fits the data to the model equation y=a+b ln(x) using the medianmedian line, which is the y-intercept) using a least-squares... are calculated and stored to the model y=ax+b (where a is the slope, and b is a polynomial regression. Logarithmic regression - Calc Type LinReg LnReg Logistic MedMed PowerReg QuadReg Description Linear regression - You must have at least three data points. • For three points,...
...fit and x and y. Logistic regression - Quadratic regression - Fits the data to the model y=a/(1+bùe^(cùx))+d and updates all the system statistics variables. Fits the data to the model equation y=a+b ln(x) using the medianmedian line, which is the y-intercept) using a least-squares... are calculated and stored to the model y=ax+b (where a is the slope, and b is a polynomial regression. Logarithmic regression - Calc Type LinReg LnReg Logistic MedMed PowerReg QuadReg Description Linear regression - You must have at least three data points. • For three points,...
User Manual
Page 548
..., type the variable name or use the VAR-LINK screen as the corresponding Calculation Type. Note: For TwoVar and all the system statistics variables. Calc Type QuartReg SinReg Description Quartic regression - The commands have at least five data points. • For five points, the equation is... a polynomial fit. • For six or more points, it is always in Memory and Variable Statistics and Data Plots 548 You must have ...
..., type the variable name or use the VAR-LINK screen as the corresponding Calculation Type. Note: For TwoVar and all the system statistics variables. Calc Type QuartReg SinReg Description Quartic regression - The commands have at least five data points. • For five points, the equation is... a polynomial fit. • For six or more points, it is always in Memory and Variable Statistics and Data Plots 548 You must have ...
User Manual
Page 549
...values sample std. Other conditions that clear the variables are treated as system variables. However, regCoef and regeq are listed. Calculated Variables Statistical variables are cleared when you edit the data or change the calculation type. deviation of x values One Var ü Gx Gx2... ü Gx Gx2 Sx sx nStat ÿ Gy Gy2 Sy sy Gxy minX Regressions Statistics and Data Plots 549 deviation of y sum of x †y values minimum of x population std. Management. All statistical variables are stored as a list and a function variable, respectively. deviation of x number ...
...values sample std. Other conditions that clear the variables are treated as system variables. However, regCoef and regeq are listed. Calculated Variables Statistical variables are cleared when you edit the data or change the calculation type. deviation of x values One Var ü Gx Gx2... ü Gx Gx2 Sx sx nStat ÿ Gy Gy2 Sy sy Gxy minX Regressions Statistics and Data Plots 549 deviation of y sum of x †y values minimum of x population std. Management. All statistical variables are stored as a list and a function variable, respectively. deviation of x number ...
User Manual
Page 550
Statistics and Data Plots 550 To access the "a" coefficient (the 1st element in the list), use an index such as regCoef[1]. Note: • If regeq is ...
Statistics and Data Plots 550 To access the "a" coefficient (the 1st element in the list), use an index such as regCoef[1]. Note: • If regeq is ...
User Manual
Page 551
... define the plot. Initially, none of points between medStat and maxX. On your calculator, items are active only if they are defined. 2. Statistics and Data Plots 551 • 1st quartile is the median of points between minX and medStat, and 3rd quartile is not valid for the current... setting of Plot Type and use the entered data to define several types of statistical plots. Defining a Statistical Plot From the Data/Matrix Editor, you want to define. 3. This example shows all items as active. Procedure From the Data/Matrix...
... define the plot. Initially, none of points between medStat and maxX. On your calculator, items are active only if they are defined. 2. Statistics and Data Plots 551 • 1st quartile is the median of points between minX and medStat, and 3rd quartile is not valid for the current... setting of Plot Type and use the entered data to define several types of statistical plots. Defining a Statistical Plot From the Data/Matrix Editor, you want to define. 3. This example shows all items as active. Procedure From the Data/Matrix...
User Manual
Page 552
y Type the column number used for x values, the independent variable. If you can use this to limit the calculation to specified category values. Note: Statistics and Data Plots 552 Freq and Categories? Category Type the column number that Freq, Category, and Include Categories are assumed to plot the data points: ...
y Type the column number used for x values, the independent variable. If you can use this to limit the calculation to specified category values. Note: Statistics and Data Plots 552 Freq and Categories? Category Type the column number that Freq, Category, and Include Categories are assumed to plot the data points: ...
User Manual
Page 553
... definition for the plot. The Plot Setup screen is available. 5. The plot you : • Change the graph mode. (Stat plots are ignored in 3D mode.) Statistics and Data Plots 553 Press ¸ (after typing in the Data/Matrix Editor, even if that variable was not used to toggle it remains selected...
... definition for the plot. The Plot Setup screen is available. 5. The plot you : • Change the graph mode. (Stat plots are ignored in 3D mode.) Statistics and Data Plots 553 Press ¸ (after typing in the Data/Matrix Editor, even if that variable was not used to toggle it remains selected...
User Manual
Page 554
... graphing, you select the plot type. This section gives more information about the available plot types. Copying a Plot Definition From Plot Setup: 1. Statistical Plot Types When you define a plot as described in the Data/Matrix Editor. Press ¸. To redefine an existing plot, you want to copy ...clear it . Press B and select the plot number that you do not necessarily need to the existing definition. you can deselect it first; Statistics and Data Plots 554 Note: If the original plot was selected (Ÿ), the copy is also selected. Clearing a Plot Definition From Plot Setup,...
... graphing, you select the plot type. This section gives more information about the available plot types. Copying a Plot Definition From Plot Setup: 1. Statistical Plot Types When you define a plot as described in the Data/Matrix Editor. Press ¸. To redefine an existing plot, you want to copy ...clear it . Press B and select the plot number that you do not necessarily need to the existing definition. you can deselect it first; Statistics and Data Plots 554 Note: If the original plot was selected (Ÿ), the copy is also selected. Clearing a Plot Definition From Plot Setup,...
User Manual
Page 555
You may want to sort all the columns in x and y. Therefore, the columns or lists that you specify for x and y must be the same length. • Plotted points are shown with the symbol that you can specify the same column or list for both x and y. Scatter Data points from x and y are plotted as the Mark. • If necessary, you select as coordinate pairs. Xyline This is a scatter plot in which data points are plotted and connected in the order in which they appear in the Data/Matrix Editor before plotting. @ 2 ˆ 3 or 2 ˆ 4 Statistics and Data Plots 555
You may want to sort all the columns in x and y. Therefore, the columns or lists that you specify for x and y must be the same length. • Plotted points are shown with the symbol that you can specify the same column or list for both x and y. Scatter Data points from x and y are plotted as the Mark. • If necessary, you select as coordinate pairs. Xyline This is a scatter plot in which data points are plotted and connected in the order in which they appear in the Data/Matrix Editor before plotting. @ 2 ˆ 3 or 2 ˆ 4 Statistics and Data Plots 555
User Manual
Page 556
... beyond the box plot's whiskers, using the mark that you define a plot in the same order as their plot numbers. • Use NewPlot to maxX. Statistics and Data Plots 556 These points, called outliers, are plotted one -variable data with respect to the minimum and maximum data points (minX and maxX... X is defined by its first quartile (Q1), median (Med), and third quartile (Q3). • Whiskers extend from minX to Q1 and from Q3 to show statistical data as a modified box plot. • Select Mod Box Plot as 1.5 (Q3NQ1).
... beyond the box plot's whiskers, using the mark that you define a plot in the same order as their plot numbers. • Use NewPlot to maxX. Statistics and Data Plots 556 These points, called outliers, are plotted one -variable data with respect to the minimum and maximum data points (minX and maxX... X is defined by its first quartile (Q1), median (Med), and third quartile (Q3). • Whiskers extend from minX to Q1 and from Q3 to show statistical data as a modified box plot. • Select Mod Box Plot as 1.5 (Q3NQ1).
User Manual
Page 557
..., or Window Editor) adjusts xmin and xmax to set ymin = 0 and ymax = the number of a bar is divided into equal widths called buckets or bars. Statistics and Data Plots 557 The x axis is counted in the tallest bar.
..., or Window Editor) adjusts xmin and xmax to set ymin = 0 and ymax = the number of a bar is divided into equal widths called buckets or bars. Statistics and Data Plots 557 The x axis is counted in the tallest bar.