Displaying Data Categorical and Quantitative

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What is categorical data?

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Categorical data represents characteristics or qualities that can be divided into groups or categories, such as gender, color, or type.

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What is quantitative data?

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Quantitative data represents numerical values that can be measured and expressed mathematically, such as height, weight, or age.

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How do you calculate the difference between two categorical data points?

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You cannot calculate a numerical difference between categorical data points; instead, you can compare frequencies or counts.

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What is a dot plot?

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A dot plot is a simple visual representation of data where each data point is represented by a dot above a number line.

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What is the purpose of a bar graph?

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A bar graph is used to compare quantities of different categories, with bars representing the frequency or count of each category.

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What is the mode in a data set?

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The mode is the value that appears most frequently in a data set.

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What is the median in a data set?

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The median is the middle value when a data set is ordered from least to greatest.

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What is the range of a data set?

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The range is the difference between the highest and lowest values in a data set.

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What is a variable in statistics?

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A variable is any characteristic, number, or quantity that can be measured or counted.

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What is an example of a categorical variable?

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An example of a categorical variable is 'High School Graduate or Not'.