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What is a two-way table?

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A two-way table is a statistical table that displays the frequency distribution of variables. It allows for the comparison of two categorical variables.

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CCSS.8.SP.A.4

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How do you find the total frequency in a two-way table?

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To find the total frequency, sum all the frequencies in the table.

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CCSS.8.SP.A.4

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What is relative frequency?

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Relative frequency is the ratio of the frequency of a particular category to the total frequency, often expressed as a percentage.

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CCSS.8.SP.A.4

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How do you calculate relative frequency?

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Relative frequency = (Frequency of the category / Total frequency) x 100%.

Tags

CCSS.8.SP.A.4

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What does it mean if a two-way table shows a higher frequency for one category?

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It indicates that more observations fall into that category compared to others, suggesting a preference or trend.

Tags

CCSS.8.SP.A.4

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What is the purpose of using two-way tables in statistics?

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Two-way tables help to analyze the relationship between two categorical variables and identify patterns or associations.

Tags

CCSS.8.SP.A.4

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How can you determine which group prefers a certain option using a two-way table?

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By comparing the frequencies of each group for that option, you can identify which group has the highest frequency.

Tags

CCSS.8.SP.A.4

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What is the significance of the margins in a two-way table?

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Margins show the total frequencies for each row and column, providing a summary of the data.

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CCSS.8.SP.A.4

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How can you use a two-way table to answer questions about specific groups?

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You can look at the intersection of the relevant row and column to find the frequency for that specific group.

Tags

CCSS.8.SP.A.4

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What is an example of a question you can answer using a two-way table?

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You can ask questions like 'How many males prefer action movies?' by locating the relevant cell in the table.

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CCSS.8.SP.A.4