Data Analysis

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What is data analysis?

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

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What is the median in a data set?

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The median is the middle value in a list of numbers. To find it, arrange the numbers in order and select the middle one. If there is an even number of values, the median is the average of the two middle numbers.

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CCSS.6.SP.B.5C

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How do you find the range of a data set?

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The range is found by subtracting the smallest value from the largest value in the data set.

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What does it mean to have a favorite color?

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A favorite color is the color that a person likes the most among a selection of colors.

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How do you calculate the total number of votes?

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To calculate the total number of votes, add together all the individual votes from each option.

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CCSS.6.SP.B.5A

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What is a 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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CCSS.6.SP.B.5C

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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 different categories.

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CCSS.2.MD.D.10

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What is a pie chart?

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A pie chart is a circular statistical graphic that is divided into slices to illustrate numerical proportions.

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What is a survey?

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A survey is a method of gathering information from individuals, often used to collect data on preferences, opinions, or behaviors.

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What is a sample in statistics?

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A sample is a subset of a population used to represent the entire group in statistical analysis.

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