SOL 6.PS.1 Data Cycle

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What is categorical data?

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Categorical data refers to data that can be divided into groups or categories. Examples include favorite colors, types of sports, or names of animals.

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What is an example of a good statistical question?

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A good statistical question is one that anticipates variability in the data and can be answered by collecting data. For example, 'What is the average salary of a data scientist who works in Loudoun County, VA?'

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What is a circle graph?

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A circle graph, or pie chart, is a circular statistical graphic divided into slices to illustrate numerical proportions. Each slice represents a category's contribution to the whole.

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What is the data cycle?

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The data cycle is a process that includes formulating questions, collecting data, analyzing data, and interpreting results.

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What is a population in statistics?

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A population is the entire group that you want to draw conclusions about. For example, all the cars passing a specific point on the road.

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What is a sample in statistics?

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A sample is a subset of a population that is used to represent the whole group. For example, measuring the speed of 10 cars out of 100 that pass a point.

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What does it mean to analyze data?

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Analyzing data involves examining and interpreting the collected data to find patterns, trends, or insights.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities (e.g., colors, names), while quantitative data involves numbers and measurements (e.g., height, weight).

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What is a statistical question?

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A statistical question is one that anticipates variability in the data and can be answered by collecting data.

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What is the purpose of collecting data?

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The purpose of collecting data is to gather information that can be analyzed to answer questions or make decisions.