9.1 dot plots

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What is a dot plot?

Back

A dot plot is a statistical chart that uses dots to represent the frequency of data points in a dataset.

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Front

How do you read a dot plot?

Back

To read a dot plot, count the number of dots above each value to determine how many times that value occurs in the dataset.

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What does each dot represent in a dot plot?

Back

Each dot in a dot plot typically represents one individual or one unit of measurement.

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What is the purpose of a dot plot?

Back

The purpose of a dot plot is to visually display the distribution of data points and to identify patterns, clusters, or gaps in the data.

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What is a cluster in a dot plot?

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A cluster in a dot plot refers to a group of data points that are close together, indicating that many values fall within a certain range.

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What is a gap in a dot plot?

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A gap in a dot plot is a space where there are no data points, indicating a range of values that are not represented in the dataset.

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How can you determine the mode from a dot plot?

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The mode can be determined from a dot plot by identifying the value with the highest number of dots above it.

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What does it mean if a dot plot is symmetrical?

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If a dot plot is symmetrical, it means that the data is evenly distributed around a central value, indicating a balanced dataset.

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What is the range of a dataset represented in a dot plot?

Back

The range is the difference between the highest and lowest values in the dataset, which can be visually assessed from the dot plot.

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How can you find the median from a dot plot?

Back

To find the median from a dot plot, arrange the data points in order and identify the middle value.

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