阿摩線上測驗 登入

申論題資訊

試卷:110年 - 110 國立政治大學_碩士班招生考試_財務管理系:統計學#102897
科目:研究所、轉學考(插大)◆統計學
年份:110年
排序:0

題組內容

Q6. (15%) Survey has been widely used by politicians around the world as a way of monitoring the opinions of electorate. Three months ago, a survey was undertaken to determine the degree of support for a national party leader. Of a sample of 1100, 56% indicated that they would vote for this politician. This month, another survey of 800 voters revealed that 46% now support the leader.

申論題內容

(a) Estimate with 98% confidence the decrease in percentage support between now and 3 months ago.