The Pareto principle (also known as the 80–20 rule‚ the law of the vital few‚ and the principle of factor sparsity) states that‚ for many events‚ roughly 80% of the effects come from 20% of the causes.[1][2] Business-management consultant Joseph M. Juran suggested the principle and named it after Italian economist Vilfredo Pareto‚ who observed in 1906 that 80% of the land in Italy was owned by 20% of the population; he developed the principle by observing that 20% of the pea pods in his garden contained
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2/8 (Friday) Standard Deviation cont’d Example: Amount of money earned by new immigrants Sample: 12‚ 15‚ 16‚ 20‚ 25‚ 36‚ 40 Step 1: Find the mean * x̄=164/7 * mean is 23.4 Step 2: Find how much each observation deviates from the mean * 12 - 23.4 = -11.4 * 15 – 23.4 = -8.4 * 16 – 23.4 = -7.4 * 20 – 23.4 = -3.4 * 25 – 23.4 = 1.6 * 36 – 23.4 = 12.6 * 40 – 23.4 = 16.6 * Note: all observations below mean will be negative‚ all above will be positive Step
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United States in 2005. e. The advertising medium (radio‚ television‚ or print) used to promote a product. 2. Classify each of the following qualitative variables as ordinal or nominative. Explain your answers. Qualitative Variables Categories Statistics course letter grade A B C D F Door choice on Let’s Make A Deal Door﹟1 Door﹟2 Personal computer ownership Yes No Restaurant rating ***** **** *** ** * Incoming tax filing status Married filing jointly; Married filing separately; Single;
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EXERCISE 11 1. What demographic variables were measured at least at the interval level of measurement? Age (yrs)‚ Income (annual)($)‚ Length of labor (hrs)‚ Return to work (wks)‚ and Number of hours working per week were measured at least at the interval level of measurement 2. What statistics were used to describe the length of labor in this study? Were these appropriate? The variable length of labor were used to describe by ratio data that can be described by using mean‚ range‚ and standard
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Andy Nguyen The lack of exercise doesn’t just affect your internal being but it also affects your external being as well. Lack of exercise can cause serious health issues. Our generation has been greatly affected by lack of exercise. Among all effects of lack of exercise‚ obesity is primary. Obesity is a condition where high amount of fat is accumulated in the body‚ which in turn can lead to several other health problems We have cable television‚ the internet‚ and video games partially to
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SPEECH : Health and Exercise . How will this lead to a healthy lifestyle? A sedentary (inactive) lifestyle is one of the top risk factors for heart disease. Fortunately‚ it’s a risk factor that you can do something about. Regular exercise‚ especially aerobic exercise‚ has many benefits. It can: * Strengthen your heart and cardiovascular system * Improve your circulation and help your body use oxygen better * Improve your heart failure symptoms * Increase energy levels so you can
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*Exercise can be explained in many ways as it is an physical activity or movement that it is planned‚ structured and repetative for the purpose of involving any part of the body. *Exercise also can be practise habitually or constantly in daily life desired by the needs of the indiividuals. *Thus‚exercise is benefical due to its many benefits which is keeps your body strong and healthy‚releases tension and improving your skilll of using the technology in gym. *Firstly‚exercise keep our
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3 Day Exercise Analysis When looking at the current state of my exercise habits consists of walking at least 2 miles a day and jog 2 miles‚ stretches‚ and 30 minutes of deep cardio. I like to get up in the morning and start off with my stretching so that I do not become sore later on in the day‚ and it helps relax me and get me ready for my day. I like to stretch for at least 15-20 minutes every morning and stretching also helps with waking me up as well. After I get done with my stretches I will
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We’ve all heard it before‚ "Exercise is good for you because...." Nowadays you can’t check out at the grocery store or do much of anything without being reminded that we mortal humans need to exercise. Still‚ we persist‚ procrastinate and eventually complain that we’re overweight‚ sick‚ dying‚ etc. Listen. Some exercise is better than none‚ more exercise is generally better than less‚ and no exercise can be disastrous. No one is asking for you to start a rigorous daily regimen‚ just do something
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Chapter 1 The Problem and Its Background Introduction Changes are permanent thing on earth. Are the people is ready enough to accept the changes on the educational system? The current opening of classes here in the Philippines usually starts from June to March but our lawmakers want to amend the opening of classes. The existing school calendar which spans from June to March is often disrupted as destructive typhoons plague the region during the rainy season that’s why our lawmakers decided to
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