Question

What is the frequency corresponding to two variables, one along the row and one along column in a 2-way table known as ?

• A. Joint Frequency
• B. Marginal Frequency

Answer 1

The correct option is A Joint Frequency

Consider a two- way table depicting the different number of items available at different shops.


The marginal frequency is defined as the sum of all the joint frequencies of a respective row or column. For the given data, the highlighted portion represents the marginal frequency



The highlighted portion in the below table represents the joint frequency for the given data


That is, the frequency corresponding to two variables, one along the row and one along the column in two- way table is called joint frequency.

So, option (a) is correct.