statistical methods and data analysis‚ R. Ott Longnecker argues that measures of central tendency seek to describe the centre of distribution of measurements and also how the measurement vary about the centre of distribution.Central tendency measures include mean‚ mode nd median.On the other hand measures of variability describes a given set of of data by analyzing how data varies from its centre of distribution.examples of variability measures include range‚ standard deviation and variance. There are two
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Several researchers published an empirical article called the “Comparison of the Effects of Hydration with Water or Isotonic Solution on the Recovery of Cardiac Autonomic Modulation”. The purpose of this study was to determine the importance of hydrating after strenuous activity. The ideal time that someone hydrates by drinking water‚ Gatorade‚ or any other sport drink is unclear. The researchers do know‚ however‚ that hydration helps with tolerance to strenuous activity because it helps regulate
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Student Name: ______________________________________ ID:______________________ 1-Learning Outcomes being assessed: Demonstrate an understanding about concepts of operations management and functions in manufacturing and services firms Appraise a business situation in terms of the operations objectives appropriate to the customers’ requirements and the competitive strategy of the firm 2-Handing in format instructions Sign this page and put it as a cover for your assignment Late submissions
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QANT 610 OPERATIONS MANAGEMENT TAKE HOME MIDTERM EXAM Q1. Bob Richards‚ the production manager of Zychol Chemicals‚ in Houston‚ Texas‚ is preparing his quarterly report‚ which is to include a productivity analysis for his department. One of the inputs is production data prepared by Sharon Walford‚ his operations analyst. The report‚ which she gave him this morning‚ showed the following: 2008 2009 Production (units) 4‚500 6‚000 Raw material used (barrels of petroleum by-products) 700 900 Labor
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organization. Then‚ discuss the following in your e-mail: What is the distribution of individuals by gender? What is the "tenure with company" distribution by gender? What percentage of the survey participants are in each department? What is the sample mean for extrinsic value by gender? What is the probability that an individual will be between 16–21 years of age? What is the probability that an individual’s overall job satisfaction is 5.2 or lower? What is the probability that an individual will
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20= 19.8078 = 19.80 b. 23.967 + 9.1= 33.067 = 33.0 4. You have 3 observations for the time a car moves 400 meters. They are 4.4 seconds‚ 3.9 seconds and 4.0 seconds. Determine the relative deviation 4.4+3.9+4.0= 12.3 (average mean) Da1: 4.4-12.3= 7.9 Da2: 3.9-12.3=8.4 Da3: 4.0-12.3=8.3 Da (average)= 7.9+8.4+8.3= 24.6 Dr: 24.6/3= 8.2 Dr: 8.2/12.3= 0.66 * 100= 66.66 5. What is the order of magnitude of the following numbers a‚ 6.02 x 10(5) 6.02x10(6)
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2.3. Range of Results (Scope and Segmentation) What does a comprehensive set of Customer Results mean for your organisation? The answer is directly related to the range of Customers that you serve and the size and nature of your portfolio of products and services. An incomplete set of Customer Results can have a dramatic impact on the value of the information collected for informing improvements‚ future strategy and business results. There are three potential mistakes: * To assume that
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FIGURE XXX displays the average number of deviations from standard English in each decade‚ as well as those instances taken as a percentage of the average number of total words in a song for its corresponding decade. FIGURE XXXX can be interpreted as‚ for example‚ in 1960 through 1969‚ the average number of deviations from standard English per song is just below 5‚ and this represents 2.32% of the song’s lyrics overall. The general message which the chart exposes is that in each decade there are
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You should write 1500–2000 words in total (excluding any bibliographic references)‚ which will primarily comprise the patterns and linguistic evidence you use in the analysis of the texts. You may find it effective to present some or all of your findings in tabular form. However you structure your analysis‚ it should be well-organised‚ well-explained‚ explicit and easy to understand without your marker having to check constantly where data examples are located in the texts. You are also required
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Data Analysis In this study‚ the quantitative data which was obtained through questionnaire which is used analyzed using descriptive statistics of central tendency measurements and percentages. The data was first coded‚ organized and discussed using mean‚ mode‚ frequency and median. The median will be used to show the central tendency for the ordinal scales and skewness to show the distribution of the population. In addition‚ percentages will be used for the nominal scale especially in the demographic
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