90%= 1.645 95% = 1.96 98% = 2.33 99% = 2.575 Hypothesis Testing *A credit card company wondered whether giving frequent flyer miles for every purchase would increase card usage‚ which has a current mean of $2500 per year. They gave free flyer miles to a simple random sample of 25 card customers and found the sample mean to be $2542 and the standard deviation to be $109. n= 25 Ho (Claim) µ=2500 OR Ha µ > 2500 *Use t-table n .50 Ha
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Dynamics Test Review Dynamics: The study of forces that cause motion Types of Forces: can accelerate‚ deform‚ rotate measured in Newtons (N). Force of Gravity: force of attraction between all matter Force of Friction: force that resists relative motion of two surfaes. Always parallel to surface in contact Normal force: force of contact that exists between two surfaces Applied Force: the push or pull Tension Force: the force of a rope or a chain (can only pull) Air resistance: caused by a
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ACORN Market segmentation is about understanding the needs of customers & also how they decide between one offer to another. This insight is normally used to form groups of customers who share the same value criteria. Companies are then able to identify which group of customers it’s most likely to suit best & which product meets the needs of its chosen segments. The main objective of segmentation is based on how to win & retain the customers you want to serve. Characteristics are divided into different
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Shiana Gunasekera Lecture 2: GROUPS AND TEAMS *Groups/Teams – same - people with complementary skills‚ to achieve shared purpose and are held mutually responsible. *Formal Teams – officially recognised (organisational chart) and supported by the organisation for specific purposes. *Informal Teams- Natural or spontaneous relationship. No OC *Hierarchy – single person authority/performance responsibility. *Self-managed teams – decisions/complete work on own. Mutually responsible. Perform
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Reflection statement. Creating my Vlog was a difficult however rewarding task due to the technological processes involved. I under took many steps to create my Vlog such as learning how to use editing programs and various other software on my computer as well as creating a Youtube account. I found the task of editing quite problematic at first but as I explored the program and went online to research how to use the software I guided my self in the right direction. After going online I quickly
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Expectations‚ Variances & Covariances The Rules of Summation n å xi ¼ x1 þ x2 þ Á Á Á þ xn covðX; YÞ ¼ E½ðXÀE½XÞðYÀE½YÞ i¼1 n ¼ å å ½x À EðXÞ½ y À EðYÞ f ðx; yÞ å a ¼ na x y i¼1 n covðX;YÞ r ¼ pffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffi varðXÞvarðYÞ n å axi ¼ a å xi i¼1 n i¼1 n n i¼1 i¼1 E(c1X þ c2Y ) ¼ c1E(X ) þ c2E(Y ) E(X þ Y ) ¼ E(X ) þ E(Y ) å ðxi þ yi Þ ¼ å xi þ å yi i¼1 n n n i¼1 i¼1 å ðaxi þ byi Þ ¼ a å xi þ b å yi i¼1 n var(aX þ bY þ cZ ) ¼ a2var(X) þ b2var(Y ) þ c2var(Z
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MAXXUM® SERIES TRACTORS 100 - 140 RATED HP Every single day‚ you demand more. More from the land. More from yourself More from your equipment. . Which is why we also demand more. More powerful engines. More productivityboosting features. More approachable and knowledgeable Case IH experts. And we do all this to better serve you and the needs of your operation. Powerful ‚ versatile and economical ‚ the Maxxum tractor is a multi-purpose workhorse that offers you more. More flexibility
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QUESTIONS – Professor Naughton Before our final class‚ please read the Dragon Soup case and analyze the associated Excel Sheet. Kerr had been given the task of valuing Dragon’s equity for a possible acquisition. He was told by his boss to assume a valuation of ten times sustainable earnings‚ plus the value of cash and marketable investments on the balance sheet. The Excel Sheet completes this calculation for you‚ based on inputs that are provided in the top portion of the “Assumptions and Statements”
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properly collected. In this activity you will play the role of crime scene investigators to examine the scene for clues. Equipment Computer Laboratory journal PBS Course File Activity 1.1.2 Crime Scene Sketch Unit 1 – Investigative Notes Resource Sheet Activity 1.1.2: Crime Scene Search Methods (Optional) Procedure Part I: Organizing Ideas 1. Note that it is your job in this unit to determine Anna’s manner of death. Was her death a homicide‚ an accident‚ or due to natural causes? 2. Think about
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NCFE Level 5 NVQ Diploma in Occupational Health and Safety Practice (600/0054/5) Evidence Tracking Sheet Learner name: NCFE Level 5 NVQ Diploma in Occupational Health and Safety Practice (600/0054/5) Evidence Tracking Sheets Tracking your evidence During your course your Assessor will ask you to carry out work either in the classroom‚ in your workplace or at home which you’ll keep as evidence of your learning. The work you produce (evidence) will be assessed by your Assessor to make
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