Inference from sample statistics and margin of error · 第 3 题

Inference from sample statistics and margin of error · 原库模块 1 · Q3 原库参考解析

The results of two random samples of votes for a proposition are shown above. The samples were selected from the same population, and the margins of error were calculated using the same method. Which of the following is the most appropriate reason that the margin of error for sample A is greater than the margin of error for sample B?