1: Cửa hàng KZE chuyên kinh doanh các thiết bị điện tử trong gia đình. Mẫu doanh thu ngày (triệu đồng) của của hàng KZE trong 6 ngày qua cho như sau: 13; 8; 15; 8; 10; 21. Hãy tính độ lệch chuẩn mẫu về doanh thu ngày của cửa hàng (làm tròn tới chữ số thứ nhất sau dấu thập phân). A. 12,5
B. 25,1
C. 5,1
D. 5,0
E. 25,2

In order to be thoughtful about the implementation of security policies and controls, leaders must balance the need to with the impact to the business operations. doing so could mean phasing security controls in over time or be as simple as aligning security implementation with the business’s training events.

Needs to schedule the staffing of the center. it is open from 8am until midnight. larry has monitored the usage of the center at various times of the day and determined that the following number of computer consultants are required: time of dayminimum number of consultants required to be on duty8 am-noon4noon-4 pm84pm-8pm108pm-midnight6 two types of computer consultants can be hired: full-time and part-time. the full- time consultants work for eight consecutive hours in any of the shifts: morning (8am- 4pm), afternoon (noon-8pm) and evening (4pm-midnight). full-time consultants are paid $14 per hour. part-time consultants can be hired to work any of the four shifts listed in the table. part-time consultants are paid $12 per hour. an additional requirement is that during every time period, there must be at least two full-time consultants on duty for every part-time consultant on duty. larry would like to determine how many full-time and part-time consultants should work each shift to meet the above requirements at the minimum possible cost. formulate this as an lp problem. you must define your variables clearly

The sec has historically raised questions regarding the independence of firms that derive a significant portion of their total revenues from one audit client or group of clients because the sec staff believes this situation causes cpa firms to