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Creating Scatterplots and FInding Correlation Coefficient - Excel definitions

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  • Scatterplot
    A chart displaying paired data points, revealing patterns or trends in the relationship between two variables.
  • Correlation Coefficient
    A numerical value, often r, quantifying the strength and direction of a linear relationship between two variables.
  • Linear Correlation
    A relationship where changes in one variable are associated with proportional changes in another, forming a straight-line pattern.
  • Axis Titles
    Labels on a chart's horizontal and vertical lines, clarifying what each axis represents for better interpretation.
  • Chart Title
    A heading on a graph summarizing the main focus or comparison depicted by the visualized data.
  • Array
    A selection of data values, typically organized in columns or rows, used as input for statistical functions.
  • Positive Correlation
    A relationship where increases in one variable tend to accompany increases in another variable.
  • Excel Function
    A built-in formula in spreadsheet software that performs calculations or data analysis, such as =CORREL.
  • Chart Elements
    Components of a graph, including titles, axes, and data markers, that enhance clarity and interpretation.
  • Axis Scale
    The range and intervals of values shown on a chart's axis, affecting how data distribution is visualized.
  • Data Table
    An organized arrangement of values, often in rows and columns, serving as the source for chart creation.
  • Regression
    A statistical method for modeling the relationship between variables, often used after assessing correlation.
  • Business Analytics
    The practice of using statistical tools and data visualization to inform decision-making in organizational contexts.
  • Experimental Design
    A structured approach to collecting and analyzing data to investigate relationships between variables.