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, allowing for the analysis of the relationship between them.

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 corresponding to the categories of interest, and find the intersection to determine the frequency or count.

Tags

CCSS.8.SP.A.4

Front

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

Back

The total in a two-way table represents the sum of all frequencies for a particular category or the overall total of all observations.

Tags

CCSS.8.SP.A.4

Front

How can you find the total number of people with a specific characteristic in a two-way table?

Back

To find the total number of people with a specific characteristic, sum the frequencies in the corresponding row or column.

Tags

CCSS.8.SP.A.4

Front

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

Back

Two-way tables are used to summarize and analyze the relationship between two categorical variables, making it easier to identify patterns and trends.

Tags

CCSS.8.SP.A.4

Front

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

Back

A marginal total is the sum of the frequencies in a row or column, representing the total count for that category.

Tags

CCSS.8.SP.A.4

Front

How do you calculate the joint frequency in a two-way table?

Back

The joint frequency is calculated by counting the number of occurrences that fall into the intersection of a specific row and column.

Tags

CCSS.8.SP.A.4

Front

What is the difference between joint frequency and marginal frequency?

Back

Joint frequency refers to the count of occurrences for a specific combination of categories, while marginal frequency refers to the total count for a single category.

Tags

CCSS.8.SP.A.4

Front

How can you determine the percentage of a specific category in a two-way table?

Back

To determine the percentage, divide the frequency of the specific category by the total number of observations and multiply by 100.

Tags

CCSS.8.SP.A.4

Front

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

Back

A conditional frequency is the frequency of a category given a specific condition, often found by dividing the joint frequency by the marginal total.

Tags

CCSS.8.SP.A.4