正确答案: The median is the middle value in an ordered set of values. Therefore, the first step is to put the numbers in order, as follows: 3, 15, 19, 72, 80, 82 Because the set includes an even number of values, take the average of the middle values: 19+72=91 91-2=45.5反馈...
C. The middle value when the data is arranged in order. D. The average value. 相关知识点: 试题来源: 解析 C。“median”在统计语境下指的是中位数,即把一组数据从小到大或从大到小排列后,处于中间位置的数。选项 A 是最高值;选项 B 是最低值;选项 D 是平均数。反馈 收藏 ...
What is the median of this set of numbers? {2,3,4,4,4,5,6,6,11,14,29} A. 4 B. 5 C. 6 D. 8 如何将EXCEL生成题库手机刷题 > 下载刷刷题APP,拍照搜索答疑 > 手机使用 分享 反馈 收藏 举报 参考答案: B 复制 纠错 举一反三 电务段车载设备维护车间负责()机车信号设备的检修...
If 0 < x < 1, what is the median of the values x, x–1, x2, , and x3 ? 选项: A、x B、x–1 C、x2 D、 E、x3 答案: A Problem Solving 提问 最新 问个问题 我想问: 提交 最热提问 [Issue Essay]Analytical!... [Issue Essay]Analytical!... [Issue Essay]Analytica...
(2) 35 percent of the projects at Company Z have 2 or fewer employees assigned to each project. 选项: 答案: C 经典答疑 发起提问 提问: 点此查看答疑 假设100个projects。 前35个projects是小于等于2个人,中间36到75个projects为3人,剩下25个为大于等于4个人的projects。所以确定median是3。 但如果是...
给定的数据集中有 6 个数,先从小到大排列为 1,2,2,3,3,3,中间两个数是 2 和 3,所以中位数是(2+3)÷2=2.5。本题选项设置有迷惑性,A 选项 2 是错误的,因为直接选 2 没有考虑数据个数为偶数的情况;B 选项 3 是错误的,理由同上;D 选项 4 不在数据集中,明显错误。
If the data set is {5, 7, 9, 11, 13}, what is the median? A. 7 B. 9 C. 11 D. 13 相关知识点: 试题来源: 解析 B。先将数据从小到大排列为 5、7、9、11、13,中间的数是 9,所以中位数是 9。选项 A7 不是中位数;选项 C11 和选项 D13 也不是中位数。反馈 收藏 ...
What is the median of the numbers4.6,0,9.3,−4.8,7.6,2.3,12.7,3.5,8.2,6.1,3.9,5.2? View Solution What is the median of 6, 9, 13, 8, 3, 2, 5, 7 and 11? View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions ...
What is the median of a certain set of 7 numbers? (1) 3 of the numbers are less than 10. (2) 4 of the numbers are greater than 10. AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient. BStatement (2) ALONE is sufficient, but statement (1) alone ...
What Is the Median? Median refers to a metric used in statistics. It's the middle number in a sorted ascending or descending list of numbers and can be more descriptive of the data set than the average. It's the point above and below which 50% of the observed data falls so it repres...