In a two-way frequency table, if the joint frequency of 11th...

Question Analysis
This question tests the ability to calculate marginal frequencies by summing the joint frequencies in the same column.

Key Concept Explanation
Marginal frequencies can be obtained by summing the joint frequencies in the same row or column. For example, the sum of the joint frequencies in a column is the marginal frequency of that column.

Step-by-step Solution
1. Identify the joint frequencies for 11th and 12th graders playing football (15 and 10, respectively).
2. Sum these joint frequencies:

Click "Show Answer" to reveal the answer and analysis

Want More Practice Questions?

Access thousands of practice questions with detailed explanations on Scholardog.

Practice Now - It's Free!

Algebra-1

Question

Answer & Analysis

Analysis

Want More Practice Questions?