By TACTIC El, if the average of 5 numbers is 60, their sum is 5 × 60 = 300. The 4 given numbers add up to 100 (10 + 20 + 30 + 40), so the fifth one, x, is 200 (300 -100). **Use TACTIC 1, Chapter 11. Test the choices, starting with 100. The average of 10,...
分析写作 登录注册 返回 Question 5Selected one answer choice 收藏 笔记 反馈 1234567891011121314 If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the value of x? A.50 B.60 C.100 D.150 E.200 我的答案: ...
Mean = (10 + 20 + 30 + 40)/4 = 100/4 Mean = 25measure of central tendency calculator - online probability & statistics data analysis tool to find the mean, median & mode for the given sample or population data set. The mode, median and mean are all called together Measures of Cent...
2. Find the mean percentage of the work completed for a project in a country from the following frequency distribution by using the step-deviation method. 相关知识点: 试题来源: 解析 Class Class Frequency Intervals Mark = = ()0 - 20 10 -40 -2 15 -3020 - 40 30 -20 -1 45 -4540 -...
If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the value of x (A) 50 (B) 60 (C) 100 (D) 150 (E) 200 免费查看参考答案及解析 题目: If the average (arithmetic mean) of x and y is 40, and z-x=60, what is the average of y and z ?() ...
10. mean person:邪恶的人 11. mean time:特定的中间时间,即各种事物之间的平均时间 12. be meant for someone:适合某人 13. means of communication:交流方式 14. the end justifies the means:只要目的合理,手段可以不择手段 15. means test:资格审查 16. a means to an end:达到某个目标的手段 17. wi...
In this expository article, we give an overview of the concept of potential mean field games of first order. We give a new proof that minimizers of the potential are equilibria by using a Lagrangian formulation. We also provide criteria to determine whether or not a game has a potential. ...
Zoom Range 20% The Sonu camera gets 8 (out of 10) for Image Quality, 6 for Battery Life and 7 for Zoom Range The Conan camera gets 9 for Image Quality, 4 for Battery Life and 6 for Zoom Range Which camera is best? Sonu: 0.5 × 8 + 0.3 × 6 + 0.2 × 7 = 4 + 1.8 + 1.4...
在HDevelop中 create_matrix (3, 4, [1,2,3,4,5,6,7,8,10,20,30,40], MatrixID) mean_matrix(MatrixID, 'rows', MatrixMeanID) *返回平均值的矩阵 *参数1:原矩阵 *参数2:平均值类型 * 'columns' 返回各列的平均值 * 'rows' 返回各行的平均值 ...
The mean of 10 observations was calculated as 40. It was detected on rechecking that the value of 45 was wrongly copied as 15. Find the correct mean. View Solution The average height of 30 boys was calculated to be 150 cm. it was detected later that one value of 165 cm was wrongly ...