with Hospital Care John T. James‚ PhD Objectives: Based on 1984 data developed from reviews of medical records of patients treated in New York hospitals‚ the Institute of Medicine estimated that up to 98‚000 Americans die each year from medical errors. The basis of this estimate is nearly 3 decades old; herein‚ an updated estimate is developed from modern studies published from 2008 to 2011. Methods: A literature review identified 4 limited studies that used primarily the Global Trigger Tool
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Experiment: Uniform circular motion and centripetal force Results Mass(kg) | Radius(m) | Velocity(m/s) | CentripetalForce[Calculation](kg. m/s2) | CentripetalForce[Measure](kg. m/s2) | StandardDerivation(%) | 0.02406 | 0.0900 | 2.023 | 1.094 | 0.7349 | 32.8 | 0.02406 | 0.0900 | 2.584 | 1.785 | 1.446 | 19.0 | 0.02406 | 0.0900 | 3.153 | 2.658 | 2.351 | 11.4 | 0.02406 | 0.0900 | 3.702 | 3.662 | 3.374 | 7.86 | 0.02406 | 0.0900 | 4.238 | 4.801 | 4.525 | 5.75 | Force versus Mass Mass(kg)
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basics ◦ Fundamental Issues ◦ Errors Sampling techniques ◦ Probabilistic ◦ Non-probabilistic Discussions © Krishanu Rakshit‚ IIM Calcutta 28 September‚ 2010 2 When do we use a ‘sample’ When do we use a census (population) Sampling errors ◦ Difference between a measure from sample and the measure which can be obtained from the population Non-sampling errors ◦ Selection Error ◦ Population specification Error A bias/error which creeps in when sample
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Misdiagnosis A medical error is a preventable adverse effect of care‚ whether or not it is evident or harmful to the patient. This might include an inaccurate or incomplete diagnosis or treatment of a disease‚ injury‚ syndrome‚ behavior‚ infection‚ or other illnesses. Globally‚ it is estimated that 142‚000 people died in 2013 from adverse effects of medical treatment up from 94‚000 in 1990. A medical error occurs when a healthcare provider chooses an inappropriate method of care o
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Title : Centripetal force Objective To measure the centripetal force for whirling a mass round a horizontal circle and compare the result with the theoretical value given by F = m(2r . Apparatus 12 slotted weights with hanger (0.02kg each) 1 rubber bung with nylon string about 1.5m 1 glass tube about 20cm long 1 triple beam balance 1 meter rule 1 stop watch Several small paper markers Theory When a mass m attached to a string is whirled round a horizontal circle of radius r‚ the
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Senior School STUDENT NAME: _______________________________________ GRADE 11 TEACHER: ______________________________ Date submitted: ____________ IB Chemistry TOPIC 1: Stoichiometric Relationships SUB TOPIC: Gas Laws ASSESSMENT TASK Laboratory Report INVESTIGATION: Investigating the Relationship Between Pressure and Volume Using Data Loggers YEAR 11 IB Chemistry ASSESSMENT CRITERIA The result for this Assessment Task will contribute to your A – E grade for the semester
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Errors and Uncertainty in Experimental Data Causes and Types of Errors Conducting research in any science course is dependent upon obtaining measurements. No measure is ever exact due to errors in instrumentation and measuring skills. If you were to obtain the mass of an object with a digital balance‚ the reading gives you a measure with a specific set of values. We can assume that the actual measure lies either slightly above or slightly below that reading. The range is the uncertainly of
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“when the concentration of NaCl is higher‚ osmosis will occur more readily causing the potato to decrease in percentage mass”. The results were recorded onto a table and then graphed. The patterns of our results were great besides for an odd random error. The results illustrated that as the concentration of NaCl solution increased the percentage mass of the potato cylinder decreased. All members who participated in conducting the experiment worked collaboratively and followed correct safety procedures
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sample size of the experiment is 3‚ which means every different increase of probability of infection was tested three separate times. It is desirable to increase the sample size of an experiment‚ because it decreases the amount of random and systematic errors made. It also provides more reliable and more accurate results‚ because you are testing that probability more times. During the experiment and the write up of this practical I believe that I managed to work collaboratively and successfully work
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CAMBRIDGE INTERNATIONAL EXAMINATIONS Compiled by Imran Mirza MSc Physics‚ PGCC‚ Scoland‚ Uk Planning Analysis And Evaluation A-level Physics This booklet covers CIE A Level Physics Paper 5 By Imran Mirza 2009-2011 Exam tips for Planning‚ Analysis and Evaluation paper By Imran Mirza Don’t rush........ Three golden rules........ 1. Read the question 2. READ the question 3. Answer the question Make sure that you do not do what so many students do......they see a ’key c word like ’magnetic flux’
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