📘 Mon Feb 08 Review Types of graphs

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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 categories.

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What is a line graph used for?

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A line graph is used to track changes over time by connecting data points with a line.

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Define horizontal bar graph.

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A horizontal bar graph is a type of bar graph where the bars are displayed horizontally, allowing for easy comparison of categories.

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What does the x-axis represent in a graph?

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The x-axis typically represents the independent variable or the categories being measured.

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What does the y-axis represent in a graph?

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The y-axis typically represents the dependent variable or the values being measured.

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When would you use a pie chart?

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A pie chart is used to show parts of a whole, illustrating the percentage distribution of categories.

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What is the purpose of a histogram?

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A histogram is used to represent the frequency distribution of numerical data, showing how many data points fall within certain ranges.

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What is an inference in data analysis?

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An inference is a conclusion drawn from data analysis, based on patterns or trends observed in the data.

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What type of graph would you use to compare categories?

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A bar graph is typically used to compare different categories.

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What is the difference between a dot plot and a line graph?

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A dot plot displays individual data points as dots, while a line graph connects data points with lines to show trends over time.