1. Scenario: An e-commerce website wants to determine if there is a difference in the proportion of customers who prefer using credit cards versus other payment methods for online payments between two different age groups. 2. They gather data from 300 customers age 1830 and data from 250 customers age 31.50 - Sample 1: 300 customers aged 18-30 - Sample 2: 250 customers aged 31.50 - What information would they need to get from these individuals if they want to test whether the proportion of customers preferring credit cards differs between the two age groups