Completing Two Way Tables

Front

What is a two-way table?

Back

A two-way table is a statistical table that displays the frequency distribution of two categorical variables. It helps in analyzing the relationship between the two variables.

Tags

CCSS.8.SP.A.4

Front

How do you read a two-way table?

Back

To read a two-way table, locate the row and column that correspond to the categories of interest, and find the intersection to see the frequency or count.

Tags

CCSS.8.SP.A.4

Front

What is the purpose of a two-way table?

Back

The purpose of a two-way table is to summarize data and show the relationship between two variables, making it easier to analyze and interpret the data.

Tags

CCSS.8.SP.A.4

Front

What does the total row/column in a two-way table represent?

Back

The total row/column in a two-way table represents the sum of frequencies for each category, providing an overall count for each variable.

Tags

CCSS.8.SP.A.4

Front

How can you calculate the total number of respondents in a survey using a two-way table?

Back

To calculate the total number of respondents, sum all the frequencies in the table, including the totals for each row and column.

Tags

CCSS.8.SP.A.4

Front

What is a marginal frequency in a two-way table?

Back

A marginal frequency is the total count of a category in a single variable, found in the total row or column of the table.

Tags

CCSS.8.SP.A.4

Front

What is a joint frequency in a two-way table?

Back

A joint frequency is the count of occurrences for a specific combination of categories from both variables in the table.

Tags

CCSS.8.SP.A.4

Front

How do you find the percentage of a category in a two-way table?

Back

To find the percentage of a category, divide the frequency of that category by the total number of respondents and multiply by 100.

Tags

CCSS.8.SP.A.4

Front

What is the difference between categorical and numerical data?

Back

Categorical data represents categories or groups (e.g., favorite subjects), while numerical data represents measurable quantities (e.g., age, height).

Front

How can two-way tables help in making decisions?

Back

Two-way tables help in making decisions by providing a clear visual representation of data relationships, allowing for informed conclusions based on the analysis.

Tags

CCSS.8.SP.A.4