If the average (arithmetic mean) of 5 different numbers is 12, what is the median of the 5 numbers?(1) The median of the 5 numbers is equal to $$frac{1}{3}$$ of the sum of the 4 numbers other than the median.(2) The sum of the 4 numbers other than the median is equal to...
A. the highest value B. the lowest value C. the middle value when the data is arranged in ascending or descending order D. the average of the highest and lowest values 相关知识点: 试题来源: 解析 C。“median”是中位数的意思,即把数据从小到大或从大到小排列后,位于中间的那个值。A 选项...
What is the median of the scores 34, 23, 78, 12, 56, 43, 28, 9, 24 and 87?A.26B.28C.3
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。
What is the median number of employees assigned per project for the projects at Company (1) 25 percent of the projects at Company Z have 4 or more employees assigned to each project.(2) 35 percent of the projects at Company Z have 2 or fewer employees assigned to each project....
解析: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, 72,80,82Because the set includes an even number of values, take the average of the middle values:19 + 72 = 91 91 + 2 = 45.5 ...
(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...
Therefore, there are 1976 of the 4040 numbers after 2020. Also, there are 2064 numbers that are under and equal to 2020. Since 442 is equal to 1936, it, with the other squares, will shift our median's placement up 44. We can find that the median of the whole set is 2020.5, and ...
6.What is the median quiz score of the 25 scores sh-own on the bar graph?(A)8(B)9(C)10(D)11(E)12FREQUENCY OF QUIZ SCORESsquapms Jo JaqunN10864289101112Quiz score6.What is the median quiz score of the 25 scores sh- own on the bar graph? (A)8 (B)9 (C)10 (D)11 (E)12...
if a project has been assigned 6 employees,or 100 employees or any number of employees 4 or greater ,then it is contained within this 25%. No way to determine the median. Insufficient. Statement (2) 35% projects have 2 or fewer employees. if 35% projects have 2 or fewer employees ,th...