2 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.

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.

Front

What is the purpose of a two-way table?

Back

The purpose of a two-way table is to summarize data and show relationships between two categorical variables.

Front

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

Back

The total row/column represents the sum of the frequencies for each category, providing an overall count.

Front

How can you find the number of students who prefer a specific option in a two-way table?

Back

Locate the row for the specific option and read across to find the corresponding total or specific category.

Front

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

Back

A marginal total is the sum of the frequencies for a single category, found in the total row or column.

Front

How do you calculate the percentage from a two-way table?

Back

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

Front

What is the significance of the intersection in a two-way table?

Back

The intersection shows the frequency of occurrences for the combination of the two categories being analyzed.

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, aiding in identifying trends and patterns.

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 frequency by the total of the relevant row or column.