HW #4 Name: 1. What is the difference between [pic] and[pic]? Between s and[pic]? (10 points) 2. Explain the difference between [pic] and [pic] and between [pic] and[pic]? (10 points) 3. Suppose that a random sample of size 64 is to be selected from a population having [pic] and standard deviation 5. (a) What are the mean and standard deviation of the [pic] sampling distribution? Can we say that the shape of the distribution is approximately normal?
Premium Normal distribution Arithmetic mean Sample size
Narrative Flow of the Current System GW Computers opens at 8:00 AM until 7:30 PM and is open from Monday to Sunday. The persons that are involved in the company are the Manager‚ Technician/s and the Cashier. The Manager is responsible for the overall operation of the business. He is responsible for overseeing and supervising the company’s activities and employees. He hires‚ train and evaluate new employees. He drives the work of employees in order to run the business efficiently and make a large
Premium Marketing Customer service Sales
CHAPTER 1 INTRODUCTION 1.1 Introduction of Project ―GSM based Control System‖ implements the emerging applications of the GSM technology. Using GSM networks‚ a control system has been proposed that will act as an embedded system which can monitor and contr ol appliances and other devices locally using built-in input and output peripherals. Remotely the system allows the user to effectively monitor and control the house/office appliances and equipment via the mobile phone set by sending commands
Premium Capacitor
of this course will provide students with a working knowledge of the principles of statistics‚ the ability to analyze and solve problems involving probability‚ and a working knowledge of averages and variations‚ normal probability distributions‚ sampling distributions‚ confidence intervals and testing statistical hypotheses. The emphasis of the course will be on the proper use of statistical techniques and their implementation rather than on mathematical proofs. (Prerequisite: MATH110 formerly MA112)
Premium Normal distribution
to maintain peace‚ but it was also charged with improving humankind’s social and economic situation.” (171). Now we can already conclude that the United Nations‚ like the United States‚ plays a very important role in our current international system. While the international system has predominately been controlled by several large world powers‚ the United Nation has continued to hold fast on the major policies that have helped shaped our world. As for the other less powerful states‚ it’s more likely
Premium World War II
Cost Benefit Analysis What is cost benefit analysis? Cost benefit analysis (COBA) is a technique for assessing the monetary social costs and benefits of a capital investment project over a given time period. The principles of cost-benefit analysis (CBA) are simple: 1. Appraisal of a project: It is an economic technique for project appraisal‚ widely used in business as well as government spending projects (for example should a business invest in a new information system) 2. Incorporates
Premium Welfare economics Cost-benefit analysis Net present value
Activity-Based Costing Systems Research Paper |Matthew East | | | | | |
Premium Costs Cost Activity-based costing
RFID BASED ATTENDANCE CUM SECURITY SYSTEM [pic] Submitted By: INTRODUCTION Our final year project is RFID based Attendance cum Security System. This idea came to my mind when I saw our lecturers taking the attendance of 100s of students very hardly. We thought we can integrate the RFID based Security System with attendance system as well. That what our final year project is doing. BLOCK DIAGRAM OF THE PROJECT: [pic] History of RFID: In a very interesting article
Premium RFID
The Importance of the Point of Sale (POS) System Home > Restaurant Equipment‚ Supply & Marketing Articles > Restaurant Management and Operations > The Importance of the Point of Sale (POS) System Author: Monica Parpal Tweet Point of Sale (POS) equipment is the computer-based order-entry technology many restaurants use to capture orders‚ record data and display or print tickets. Restaurant servers‚ bartenders and cashiers can all use POS systems to easily enter food and beverage
Premium Point of sale Inventory Retailing
SMS based Remote Control System Abstract A modern world contains varieties of electronic equipment and systems like: TV‚ security system‚ Hi-fi equipment‚ central heating systems‚ fire alarm systems‚ security alarm systems‚ lighting systems‚ SET Top Box‚ AC (Air Conditioner) etc.‚ we need to handle‚ ON/OFF or monitor these electrical devices remotely or to communicate with these but‚ if you are not at the home or that place and you want to communicate with these device. So the new technology
Free Mobile phone GSM Cellular network