对于一个正偏峰分布的资料,下列哪项是正确的A.集中位置偏向数值较大一侧B.峰偏左,长 发布时间:2017-12-18 16:34 │ 来源:www.tikuol.com 题型:单项选择题 问题: 对于一个正偏峰分布的资料,下列哪项是正确的A.集中位置偏向数值较大一侧B.峰偏左,长尾向右侧C.峰偏右,长尾向左侧D.均数小于中位数E.适合用算术均数描述其集中位置
题型:单项选择题 为下列问句选择合适的答语。( ) 1. Where did you go yesterday? ( ) 2. What do you do on Sundays? ( ) 3. Mum, did you miss me?A. I often go to the park. B. Yes, I did. C. I went to a restaurant. 查看答案
题型:单项选择题 .---You could have asked Mr. Richards for help. He is kind-hearted.----Yes. But that ____him a whole day.A would have taken B. had taken C. would take D. would be taken 查看答案
题型:单项选择题 主要诊断为:急性鼻窦炎其它诊断为:白内障、高血压、胃炎、肺心病,住院科别为五官科,施行白内障摘除术,则应选择的哪种疾病为主要编码:()A.急性鼻窦炎B.白内障C.高血压D.肺心病E.胃炎 查看答案