Confidence Intervals and Hypothesis Testing Name: Math 256‚ Nelson 1. A soft-drink machine is regulated so that the amount of drink dispensed is approximately normally distributed with a standard deviation equal to 1.5 deciliters. Find a 95% confidence interval for the mean of all drinks dispensed by this machine if a random sample of 36 drinks had an average content of 2.25 dl. 2. The heights of a random sample of 50 college students showed a mean of 174.5 centimeters. Assume the
Premium Normal distribution Statistics Arithmetic mean
a travel agent is to avoid having to do all the research and planning yourself. Agents must be leaders and be able to take charge over all arrangements in order to bring clients’ dream vacations to fruition. 2. Computer Literacy * Helpful travel information is acquired by computer and travel publications—from weather conditions to travel documents‚ money exchange rates‚ local customs and popular tourist attractions. Proficient computer skills are a must. In particular‚ agents must skillfully
Premium Travel agency
Public Health Issue Childhood obesity is a disease that had affected many kids and teenagers and should be taken very serious. It is generated when a child is extremely over the scale of the normal weight for his or her age range. Childhood obesity is really upsetting because when children start to gain extra weight at a young age‚ it has a negative impact on their wellbeing in the long run. For example; diabetes‚ hypertension and elevated cholesterol all can be a result of childhood obesity (CDC
Premium Obesity Nutrition Childhood obesity
ethics in statistics that need to be followed by a researcher so that only the truth is reported and there is no misrepresentation of the data. Конец формы There are a number of possible ways in which unethical behavior can arise in statistics and researchers should steer clear of these. It is relatively simple to manipulate and hide data‚ projecting only what one desires and not what the numbers actually speak‚ thus giving birth to the famous phrase "Lies‚ damned lies and statistics". However
Premium Statistics Data Truth
Uses of Statistics HCS/438 August 2‚ 2011 Mike Janson Uses of Statistics The use of statistics has been proven to assist the understanding of information‚ data‚ in many ways. Statistical information is not just collected‚ but it is also organized and quantified‚ providing a clearer picture for further study. This writer will explain how statistics are used in my personal workplace‚ and describe aspects of the statistics used. Statistics in Personal Workplace My personal workplace is what
Premium Goal Higher education Nursing
Statistical Description of Data The word ‘Statistics’ has been derived from the Latin word ‘Status’ which means a political state. It has also it’s either to the Italian word ‘Statista’ or the German word ‘Statistik’ each one of which means a political state. Statistics is defined as “the collection‚ presentation‚ analysis and interpretation of numerical data”. In olden days‚ the data that was collected and maintained for the welfare of the people belonging to the state. We are thankful
Premium Statistics Chart Time series
Official Statistics on crime are often likened to the ¡§tip of an Iceberg¡¨. Critically assess this assertion in light of the ¡§dark figure¡¨ of crime and any new forms of data that can provide a clearer picture of the true extent of crime. Crime is continuously changing in its definition in people¡¦s perceptions with no complex classification being universally accepted. This forms the basis of the problems faced when attempting to count crime‚ who determines what crime is; the government of the
Premium Crime Criminology
street travel agents seeking a human touch. ABTA (2012) reveal that "consumers value the help of a human being and the reassurance of dealing with someone face-to-face". In order to deal effectively with this problem of disintermediation‚ the topic has been researched with the purpose of investigating the future situation concerning high street travel agents. Main body/ discussion According to the latest figures from ABTA (2012) consumers are turning back to the high street travel agents. Its latest
Premium Travel agency Travel Tourism
classroom teachers see themselves as agents of change in their school. Discuss ONE way in which educators can become more committed to their role as change agents. Reshma Rambajan University of the West Indies Many researchers have addressed the issue of teachers as change agents. According to Fullan‚ (1993)‚ “change is in essence‚ learning to do something differently‚ involving adjustments to many elements of classroom practice and everybody is a change agent in quality education” (p.24). The question
Premium Education School
(Leviathan) maintained that for social control to exist‚ there must be strong government to ensure moral and social harmony. Niccolo Machiavelli (The Prince) however‚ contended that social benefits for social stability and security can be achieved in the face of moral corruption." In about 2000 words‚ write an essay based on research found in the two books above that talks about the role of government as a socializing agent and the role of morality in effective social control. The basis of both Leviathan
Premium Thomas Hobbes Political philosophy Leviathan