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 to analyze 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 does the term 'frequency' mean in a two-way table?

Back

Frequency refers to the number of times a particular category or combination of categories occurs in the data set.

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 organize data to easily compare and analyze the relationship between two categorical variables.

Tags

CCSS.8.SP.A.4

Front

How can you find the total number of observations in a two-way table?

Back

To find the total number of observations, sum all the frequencies in the table.

Tags

CCSS.6.SP.B.5A

Front

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

Back

A marginal total is the sum of the frequencies for each row or column, showing the total for each category.

Tags

CCSS.8.SP.A.4

Front

What does it mean if a two-way table shows a positive association?

Back

A positive association means that as one variable increases, the other variable also tends to increase.

Tags

CCSS.8.SP.A.4

Front

What does it mean if a two-way table shows a negative association?

Back

A negative association means that as one variable increases, the other variable tends to decrease.

Tags

CCSS.8.SP.A.4

Front

What does it mean if a two-way table shows no association?

Back

No association means that there is no predictable relationship between the two variables; changes in one do not affect the other.

Tags

CCSS.8.SP.A.4

Front

How can you determine the most popular category in a two-way table?

Back

To determine the most popular category, look for the highest frequency in the table.

Tags

CCSS.8.SP.A.4