Data Analysis

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What is Data Analysis?

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Data Analysis is the process of inspecting, cleaning, and modeling data to discover useful information, inform conclusions, and support decision-making.

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What is a Data Set?

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A Data Set is a collection of related data points or values that can be analyzed to extract information.

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What does it mean to 'organize data'?

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Organizing data means arranging it in a structured way, such as in tables or charts, to make it easier to understand and analyze.

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What is a Bar Graph?

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A Bar Graph is a visual representation of data using bars of different heights or lengths to compare quantities.

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What is a Pie Chart?

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A Pie Chart is a circular graph divided into slices to illustrate numerical proportions.

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What is the Mean?

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The Mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

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What is the Median?

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The Median is the middle value in a list of numbers sorted in ascending order.

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What is the Mode?

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The Mode is the number that appears most frequently in a data set.

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What is a Line Graph?

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A Line Graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments.

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What is a Histogram?

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A Histogram is a graphical representation of the distribution of numerical data, showing the number of data points that fall within a specified range.