Two way frequency tables

Front

What is a two-way frequency table?

Back

A two-way frequency table is a statistical tool that displays the frequency of different outcomes in 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 frequency table?

Back

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

Tags

CCSS.8.SP.A.4

Front

What do rows represent in a two-way frequency table?

Back

Rows represent one categorical variable, showing different categories or groups.

Tags

CCSS.8.SP.A.4

Front

What do columns represent in a two-way frequency table?

Back

Columns represent the second categorical variable, displaying different categories or groups.

Tags

CCSS.8.SP.A.4

Front

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

Back

Add all the frequencies in the table to find the total number of observations.

Tags

CCSS.8.SP.A.4

Front

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

Back

The purpose 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 do you calculate the percentage of a category in a two-way frequency table?

Back

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

Tags

CCSS.8.SP.A.4

Front

What is the formula for finding the total in a row of a two-way frequency table?

Back

The total in a row is found by summing all the frequencies in that row.

Tags

CCSS.8.SP.A.4

Front

What is the formula for finding the total in a column of a two-way frequency table?

Back

The total in a column is found by summing all the frequencies in that column.

Tags

CCSS.8.SP.A.4

Front

If 14 out of 46 students are female, what percent are female?

Back

(14/46) * 100 = 30.43%.