← 抽样・推断与误差范围 · 题库进阶

ONE QUESTION, ONE STEP

ZX-E7C7586F57

2025年6月国际B卷 · 第 13 题

2025年6月国际B卷 · 原库模块 1 · Q13 原库参考解析

A survey was conducted in Madison to estimate the percent of adult residents who support the addition of streetlights at every corner in their town. Based on the survey, it is estimated that 40% of all adult residents of Madison support the addition of streetlights at every corner in their town, with an associated margin of error of 6%. Which of the following is the most appropriate conclusion about all adult residents of Madison? 
选择答案