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Using Matrices on a TI-84 definitions

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  • Matrix
    Rectangular arrangement of numbers or data, organized in rows and columns for efficient calculation and analysis.
  • Matrix Menu
    Calculator interface section for accessing, editing, and managing matrices, including options for creation and selection.
  • Edit Menu
    Subsection within the matrix menu allowing modification of matrix dimensions and data entries.
  • Dimension
    Specification of the number of rows and columns in a matrix, matching the structure of the data table.
  • Row
    Horizontal grouping within a matrix, representing a distinct category or variable in the data.
  • Column
    Vertical grouping within a matrix, often corresponding to different groups or conditions in the data.
  • Cell
    Individual position in a matrix where a single data value is stored, defined by its row and column location.
  • Data Table
    Organized display of information, often used as a source for matrix entry, with values arranged in rows and columns.
  • Matrix Name
    Identifier assigned to a matrix, such as Matrix A, used for selection and calculation on the calculator.
  • Viewing Window
    Calculator screen area where matrices and their contents are displayed for review and calculation.
  • Categorical Data
    Type of information grouped by categories, often organized in matrices for statistical analysis.
  • Numerical Analysis
    Process of examining quantitative data, facilitated by matrix operations on the calculator.
  • Regression
    Statistical technique for modeling relationships between variables, supported by matrix calculations.
  • Variance Analysis
    Evaluation of data spread, often performed using matrices to organize and compute relevant statistics.
  • Coefficient of Variation
    Statistical measure expressing data variability relative to the mean, calculated using matrix data.