The median of a data set is the middle value when the data is arranged in ascending order. What is the median of {1, 2, 3, 4, 5}? A. 便采矿厂都长七太多入色把省石情社利且便采矿厂都长七太多入色把省石情社利且2便采矿厂都长七太多入色把省石情社利且便采矿厂都长七太多入色把...
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...
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。
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 ...
What is the median of the scores 34, 23, 78, 12, 56, 43, 28, 9, 24 and 87?A.26B.28C.3
The ages of a group of people are 25, 30, 35, 40, 45. What is the median age? A. 30 B. 35 C. 40 D. 45 相关知识点: 试题来源: 解析 B。本题考查中位数的计算。将数据从小到大排列为 25, 30, 35, 40, 45,中间的数是 35,所以中位数是 35。
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 ...
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....
Median plays an important role in the world of statistics. By definition, it is a value which divides an array into two equal parts. In this problem you are to determine the current median of some long integers. Suppose, we have five numbers {1,3,6,2,7}. In this case, 3 is the ...
20. The median of the list n,n+3,n+4,n+5,n+6,n+8,n+10,n+12,n+15 is 10.What is the mean?Answer: 相关知识点: 试题来源: 解析 20.【答案】11。【解析】有9个数,中间数是第5个数n+6,因此n+6=10,n=10-6,则n+3=10-3,n+4=10-2n+5=10-1n+8=10+2,n+10=...