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 variables. It allows for the comparison of two categorical 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 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 variable, showing the overall count for that category.

Tags

CCSS.8.SP.A.4

Front

What is the purpose of using a two-way table?

Back

The purpose of using a two-way table is to analyze the relationship between two categorical variables and to summarize data in a clear format.

Tags

CCSS.8.SP.A.4

Front

How can 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 frequency and multiply by 100.

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 for a row or a column, showing the total count for that category.

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 the two variables.

Tags

CCSS.8.SP.A.4

Front

How do you determine the relationship between two variables using a two-way table?

Back

You can determine the relationship by analyzing the joint frequencies and comparing the marginal totals to see if there is a pattern.

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 calculated by dividing the joint frequency by the total of the row or column.

Tags

CCSS.8.SP.A.4

Front

How can you use a two-way table to answer survey questions?

Back

You can use a two-way table to find specific counts, percentages, and relationships between the variables surveyed.

Tags

CCSS.8.SP.A.4