最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
During a sales contest at a local electronics store, 65 employees sold a total of $91,000 worth of merchandise. If the standard deviation of sales among those employees was $130 and the sales were normally distributed, what percentage of employees sold $1270 or more worth of merchandise?
D显示答案
以上解析由 考满分老师提供。
