Solutions to Week 4 Problems and Exercises Business Systems Analysis MGMT340 Chapter 7 Problems and Exercises Solutions Solution to Question 5 a. The figure shows a ‘many to many’ relationship. Therefore‚ any EMPLOYEE can work on a PROJECT and there can be several PROJECTS with several EMPLOYEES working on them. b. The degree shown in the used_on relationship is “one to many” with a minimum cardinality of zero. (The zero through the line near the ‘task’ entity means a minimum cardinality of zero
Premium Entity-relationship model Computer software Business
Week 4 Discussions Week 4 Discussion Question 1 What is break-even analysis and how does it work with cost–volume–profit analysis? As a manager‚ what decisions would you make to achieve a lower break-even point? The CVP analysis is the level of activity at which total revenues equal total costs (both fixed and variable). A break-even analysis is the process of finding the break-even point. The cost-value-profit is the study of how specific costs respond to changes in the level of business
Premium Costs Southwest Airlines Decision making
male Inselberg Lizards into one of the four suitable contained habitat with the female Desert Iguana. 2. Put the female Inselberg Lizards into the other suitable contained habitat with the male Desert Iguana. 3. Observe them every month for 2 years. 4. Write down observations about the reproduction. Variables: Independent Variable - Different species reproducing Dependent Variable - Ability to reproduce Constants: Same habitat‚ same amount of food/water‚ same temperature Control Groups:
Premium Ecology Species Sample size
Chapter 12 & 13 1. A sales manager collected the following data on salespersons’ annual sales and years of experience. Years of Annual Sales Salesperson Experience ($1000s) 1 1 80 2 3 97 3 4 92 4 4 102 5 6 103 6 8 111 7 10 119 8 10 123 9 11 117 10 13 136 a. Develop a scatter diagram for these data with years of experience as the independent variable. b. Develop an estimated regression equation that can be used to
Premium Sales Marketing Forecasting
REPORT Programme Title: English Language Week 2011 1.0 Introduction The use of English Language in very important among the school children. It is an opportunity for the children to enhance their speaking‚ reading‚ writing and listening skills which are the five important skills pupils need to master. Therefore‚ children must not only practice it during school hour but also in every conversation regardless place and time. A consistent use of English Language will ensure pupils; at their tender
Premium English language Teaching English as a foreign language England
Unit 4 Report Distributing Metabolites through the body Food that we consume is composed of very complex molecules. During the digestive process these compounds are broken down into smaller and smaller subunits in preparation for use by the body as building blocks needed for the many components of the human body. In Module 3 we followed the food through the digestive system and considered the process that takes place in the digestive system. The pizza that was eaten by Matt and Maria contained ingredients
Premium Digestion Nutrition Digestive system
TITLE AND AUTHOR Lab 7 Analysis of purified Concanavalin A via:Hemagglutination INTRODUCTION The purpose of this lab was to test the biological activity of ConA by performing a hemagglutination assay. If ConA is active then agglutination will occur due to ConA’s free receptors being able to bind to the glucose residues on the sheep’s red blood cells. If ConA is not active then no agglutination will occur. To test the hemagglutination reaction‚ two types of ConA solutions
Premium Red blood cell Cell nucleus Protein
The hypothesis for this lab was that Core B will be the least flexible due to a loss in water. Unfortunately‚ my results led my hypothesis to be incorrect. The results that were received was that Core C was the most flexible‚ Core B was somewhat flexible‚ and Core A was not flexible and stiff. Core A was the most non-adjustable due to it being hypertonic which means that the total concentration of all the dissolved solute particles is greater than the other solution. Core B was isotonic meaning
Premium Water Chemistry Concentration
Aim To investigate in the amount of antioxidants present in the two given tea samples for four consecutive brews each. Introduction Hypothesis: The amount of antioxidants would decrease as the number of brews increases. Biological principal: An antioxidant is a molecule that inhibits the oxidation of other molecules. Oxidation is a chemical reaction involving the loss of electrons. Oxidation reactions can produce free radicals. These radicals can start chain reactions. When the chain reaction occurs
Premium Vitamin C Antioxidant Ascorbic acid
AP Bio Lab Report Osmosis and Diffusion Introduction When a substance is released into an area‚ the random movement of its molecules results in a multitude of collisions. These collisions‚ in turn‚ lead to a dispersion of the molecules. The overall movement of the molecules will be from an area of high concentration‚ where there will be more collisions‚ to areas of low concentration‚ where the number of collisions will be much less. This process of dispersion will continue until there is no
Premium Osmosis Diffusion Chemistry