HOMEWORK 2 FROM CHAPTER 6 and 7‚ NORMAL DISTRIBUTION AND SAMPLING Instructor: Asiye Aydilek PART 1- Multiple Choice Questions ____ 1. For the standard normal probability distribution‚ the area to the left of the mean is a. –0.5 c. any value between 0 to 1 b. 0.5 d. 1 Answer: B The total area under the curve is 1. The area on the left is the half of 1 which is 0.5. ____ 2. Which of the following is not a characteristic of the normal probability distribution? a. The mean and median
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beneficial therapy for children with Cerebral Palsy? Background: Hyperbaric Oxygen Therapy (HBOT) is being promoted as a new therapy for children afflicted with cerebral palsy. It is being utilized by several specialized medical centers in the US‚ Europe and Canada. The rationale behind this therapy is inhalation of pressurized pure oxygen within a hyperbaric chamber‚ results in higher levels of dissolved oxygen within the blood (Liptak‚ 2005). Over 15 studies have been conducted to determine if increased
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Blood Clots What are blood clots? Blood is a liquid that flows within blood vessels. It is constantly in motion as the heart pumps blood through arteries to the different organs and cells of the body. The blood is returned back to the heart by the veins. Veins are squeezed when muscles in the body contract and push the blood back to the heart. Blood clotting is an important mechanism to help the body repair injured blood vessels. Blood consists of: · red blood cells containing hemoglobin that
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Introduction When the heart beats‚ it pumps blood round the body to give it the energy and oxygen it needs. As the blood moves‚ it pushes against the sides of the blood vessels. The strength of this pushing is your blood pressure. If the blood pressure is too high‚ it puts extra strain on your arteries (and your heart) and this may lead to heart attacks and strokes. Having high blood pressure (hypertension) is not usually something that you feel or notice. It does not tend to produce obvious signs
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Business Statistics MGSC-372 Review Normal Distribution The Normal Distribution aka The Gaussian Distribution The Normal Distribution y 1 f ( x) e 2 1 x 2 2 x Areas under the Normal Distribution curve -3 -2 - 68% 95% 99.7% + +2 +3 X = N( ‚ 2 ) Determining Normal Probabilities Since each pair of values for and represents a different distribution‚ there are an infinite number of possible normal distributions. The number of statistical
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1 Marks: 1 Assume that X has a normal distribution‚ and find the indicated probability. The mean is μ = 60.0 and the standard deviation is σ = 4.0. Find the probability that X is less than 53.0. Choose one answer. a. 0.5589 b. 0.0401 c. 0.9599 d. 0.0802 Question2 Marks: 1 Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation. Assume that the population has a normal distribution. Weights of eggs: 95%
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What is considered normal? Everyone today yearns to be considered normal‚ but what exactly are they striving for? Found in the dictionary‚ the definition of normal is: an adjective; usual; conforming to the usual standard‚ type‚ or custom. But‚ how can anything be considered normal if no two people are exactly the same? Norms form a society. They are the standards by which people live by. Growing up in Rhode Island‚ my experience has been with the American contemporary society. Our society
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Blood pressure is the force of blood pushing against the walls of the arteries as the heart pumps blood. The heart pumps blood into the arteries (blood vessels)‚ which carry the blood throughout the body. Blood pressure is one of the vital signs. High blood pressure (hypertension) is a serious condition that can lead to various health problems (coronary heart disease‚ heart failure‚ stroke).It is dangerous because it makes the heart work harder to pump blood to the body and contributes to hardening
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Blood Disorders Carl Jones HCA/240 November 20‚ 2011 Lily‚ a 4-year-old Caucasian female‚ has she been complaining of being tired all the time. She is pale and is a picky eater. Her mother is a single mom with a small budget to feed a large family. Lily eats only pasta‚ breads‚ and hot dogs‚ and she drinks only artificial fruit punch. Lily has iron deficiency anemia. In this first scenario I think that Lily has Pernicious Anemia or else identified as Vitamin B12 anemia. Several
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Blood Components Normally‚ 7-8% of human body weight is from blood. In adults‚ this amounts to 4.5-6 quarts of blood. This essential fluid carries out the critical functions of transporting oxygen and nutrients to our cells and getting rid of carbon dioxide‚ ammonia‚ and other waste products. In addition‚ it plays a vital role in our immune system and in maintaining a relatively constant body temperature. Blood is a highly specialized tissue composed of more than 4‚000 different kinds of
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