Ebook Essentials of statistics for business and economics (5th edition): Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Essentials of statistics for business and economics (5th edition): Part 2
Ebook Essentials of statistics for business and economics (5th edition): Part 2
CHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 28.2POPULATION MEAN:o UNKNOWNMargin of Error and the Interval EstimatePractical AdviceUsing a Small SampleSummary of IntervalEstimation Procedures8.3DETERMINING THE SAMPLE SIZE8.4POPULATION PROPOR I ION Determining the Sample Size294ơxipter 8 Interval EstimationSTATISTICS in PRACTICEFOOD LION* SALISB Ebook Essentials of statistics for business and economics (5th edition): Part 2URY. NORTH CAROLINAFounded in 1957 as Food Town. Food Lion is one of the hugest supermarket chains in the United Stales, with 1200 stores in 11 SoutheEbook Essentials of statistics for business and economics (5th edition): Part 2
astern and Mid-Atlantic states. The company sells more than 24.1XM) different products and offers nationally and regionally advertised brand name mercCHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 2 leadership and quality assurance through operating efficiencies such as standard store formats, innovative ware house design, energy-efficient facilities, and data synchronization with suppliers. Food Lion looks to a future of continued innovation, growth, price leadership, and service to its custo Ebook Essentials of statistics for business and economics (5th edition): Part 2mers.Being in an inventory intense business. Food Lion made the decision to adopt the LIFO (last-in. first-out) method of inventory valuation. This meEbook Essentials of statistics for business and economics (5th edition): Part 2
thod matches current costs against current revenues, which minimizes the effect of radical price changes on profit and loss results. In addition, die CHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 2entory pools: Grocery. Paper/1 lousehold. Pel Supplies. Health & Beauty Aids. Dairy, ('igarettc/Tobacco. and BeerAVme. For example, a LIFO index of 1.008 for lhe Grocery pool would indicate that die company's grocery inventory' value at current costs reflects a 0.8% increase due to inflation over th Ebook Essentials of statistics for business and economics (5th edition): Part 2e most recent one-year penod.A LIFO index for each inventory pool requires that the year-end inventory count for each product be valued al lhe currentEbook Essentials of statistics for business and economics (5th edition): Part 2
year-end cost and al the preceding year-end cost. To avoid excessive time and expense associated*Ihc authors arc: odehted Io Keith Cunningham, lax DiCHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 2nter. Charlotte. North Carolina. © Courtesy of Food Lion.with counting the inventory in all 1200 store locations. Food Lion selects a random sample of 50 stores Year end physical inventories arc taken in each of the sample stores. The currcnt-ycar and pieceding-ycar costs for each item are then used Ebook Essentials of statistics for business and economics (5th edition): Part 2 to construct the required LIFO indexes for each inventory pool.For a recent year, the sample estimate of the LIFO index for the HealthEbook Essentials of statistics for business and economics (5th edition): Part 2
inventory pool was 1.015. Using a 95% confidence level. Food Lion computed a margin of error of .006 for the sample estimate. Thus, the interval fromCHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 2hapter you will leam how to compute the margin of error associated with sample estimates. You will also learn how to use this information to construct and interpret interval estimates of a population mean and a population proportion.In Chapter 7. we slated that a point estimator is a sample statisti Ebook Essentials of statistics for business and economics (5th edition): Part 2c used Io estimate a population parameter. For instance, the sample mean -V is a point estimator of the population mean ft and the sample proportion pEbook Essentials of statistics for business and economics (5th edition): Part 2
is a point estimator of the population proportion/,. Because a point estimator cannot be expected to provide the exact value of the population parameCHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8 Ebook Essentials of statistics for business and economics (5th edition): Part 2an interval estimate is as follows:Point estimate ± Margin of error8.1 Population Mean Ơ KnownThe purpose of an interval estimate is to provide information about how close the point estimate, provided by the sample, is to the value of the population parameter.In this chapter we show how to compute i Ebook Essentials of statistics for business and economics (5th edition): Part 2nterval estimates of a population mean /r and a population proportion p. The general form of an interval estimate of a population mean isCHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8CHAPTERInterval EstimationCOM EM SSTATISTICS IN PRACTICE:FOOD LION8.1POPULATION MEAN:Ơ KNOWNMargin of Error and the Interval EstimatePractical Advice8Gọi ngay
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