(a) Find the mean profit.The mean profit wasbillion dollars.Part: 1 / 3Part 2 of 3(b) Find the median profit.The median profit wasbillion dollars. Corporate profits: The following table presents the profit, in a recent year, in billions of dollars, for each of the 15 largest U.S.corporations in terms of revenue.CorporationProfitCorporationProfitExxon Mobil41.9Ford Motor21Walmart16.5Hewlett-Packard7.9Chevron27.7AT&T4.7ConocoPhillips13.2Valero Energy2.9General Motors10Bank of America Corp.2.3General Electric15McKessonBerkshire Hathaway11Verizon Communications3.2Fannie-16.1Send data to Excel

Answered: (a) Find the mean profit. The mean…

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter12: Sequences, Series And Binomial Theorem

Section12.3: Geometric Sequences And Series

Problem 12.58TI: What is the total effect on the economy of a government tax rebate of $500 to each household in...

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What is the total effect on the economy of a government tax rebate of $500 to each household in order to stimulate the economy if each household will spend of the rebate in goods and services?
The following table indicates the total number of enrolees of Z-School and the corresponding profit from 2008 to 2016. The figure 250M below means 250 million in pesos: Year Total Enrolment Profit 2008 16,000 15,000 10,500 250M 2009 200M 2010 150M 2011 11,000 180M 2012 11,800 13,400 13,900 190M 2013 200M 2014 220M 14,000 13,200 2015 240M 2016 180M a. Compute for b and m in the regression equation. b. Give the regression equation. c. Predict the school's profit in 2017 when the total enrolment is 12,000.
Corporate profits: The following table presents the profit, in a recent year, in billions of dollars, for each of the 15 largest U.S. corporations in terms of revenue. Corporation Profit Corporation Profit Exxon Mobil 41.9 Ford Motor 21 Walmart 16.5 Hewlett-Packard 7.9 Chevron 27.7 AT&T 4.7 ConocoPhillips 13.2 Valero Energy 2.9 General Motors 10 Bank of America Corp. 2.3 General Electric 15 McKesson Berkshire Hathaway 11 Verizon Communications 3.2 Fannie -16.1 Send data to Excel
Here are annual revenue data in billions of dollars for the 10-year period 2008-2017 for two well-known retailers: Amazon: 19.1; 24.5; 32.4; 48.1; 61.1; 74.5; 89.0; 107.9; 136.0; 177.9. Walmart: 402.2; 406.1; 420.0; 445.0; 467.2; 474.5; 483.5; 480.0; 482.2; 496.8. For each company, use linear extrapolation in Excel to forecast revenue in the year 2021. (Hint: Use either the Trendline option or the Regression tool.) Using the regression tool in Excel (with a constant term), in 2021, Amazon's stock price is forecasted to be $ and Walmart's is forecasted to be $ (Enter your responses rounded to two decimal places.)
8. Magazine Sales The following table shows the income, measured in thousands of dollars, from sales of a certain magazine at the start of the given year.
Morning House is a mail-order firm which carries a wide range of rather expensive art objects for homes and offices. It operate problems would be greatly reduced. Since it takes approximately six weeks to receive 90% of the response to a given campaign, an accurate prediction of total sales made as late as the end of the first week of receiving orders would be useful. The first week’s sales and total sales of the last 12 campaigns of the firm are shown below. Can the first week’s sales be used to predict total sales? First week’s Total Campaign Sales Sales 1 32 167 2 20 91 3 114 560 4 66 335 5 18 70 6 125 650 7 83 401 8 65 320 9 94 470 10 5 15 11 39 210 12 50 265 --------------------------------------------
An entrepreneur who owns and operates two businesses (A and B) would like to analyze their profitability. They would like your help in the analysis. They give you the annual net profit (in thousands of $) for each business from 2008-2020. Table 1: Annual Net Profits for Businesses A and B Business Year Profit Business Year Profit 2008 -50 2008 -10 2009 57 2009 30 2010 71 2010 27 2011 64 2011 22 2012 60 2012 21 2013 50 2013 20 A 2014 41 2014 24 2015 59 2015 24 2016 71 2016 32 2017 71 2017 36 2018 74 2018 37 019 81 20 40 2020 97 2020 49 a. Suppose you want to graph the distribution of profits. Explain why using only one stem- plot might not be optimal for the analysis. b. Describe the correct stemplot to use. Generate this stemplot. Explain your steps. What can you say about the distribution from this stemplot? c. When are stemplots useful? And why is that? d. Suppose that instead of having 26 observations you have 200 observations. What graph should you generate? e. What other type of…
The total amount of consumer credit has been increasing steadily in recent years. The following table gives the total outstanding consumer credit (in billions of dollars). Answer parts (a) through (e) below. Year 2004 2005 2006 2007 2008 Consumer Credit 2210.5 2303.8 2415.0 2540.9 2592.1 Year 2009 2010 2011 2012 2013 Consumer Credit 2557.5 2643.1 2759.0 2926.3 3094.2 a. Find an equation for the least squares line, letting x equal the number of years since 2000. The equation is Y=x+ (Use integers or decimals for any numbers in the equation. Round to two decimal places as needed.)
Federal Income tax owed by a married couple filing jointly can be found from the following table. Married Filing Jointly Taxable Income $0-$18,550 $18,551-$75,300 $75,301-$151,900 $151,901-$231,450 T(x) = $231,451-$413,350 $413,351-$466,950 $466,951 or more 10% if Tax Rate $1,855 plus 15% of the amount over $18,550 $10,367.50 plus 25% of the amount over $75,300 $29,517.50 plus 28% of the amount over $151,900 $51,791.50 plus 33% of the amount over $231,450 $111,818.50 plus 35% of the amount over $413,350 (a) For incomes up to $151,900, write the piecewise defined function T with input x that models the federal tax dollars due as a function of x, the taxable income dollars earned $130,578.50 plus 39.6% of the amount over $466,950 0 < x≤ 18,550 if 18,550 < x≤ 75,300 (b) Use the function to find T(40,000). $ if 75,300 < x≤ 151,900 (c) Find the tax due on a taxable income of $100,000. $ (d) A friend tells Jack Waddell not to earn any money over $75,300 because it will raise his tax rate to…
Suppose a group of consumers spend 30% of their disposable income on food, 20% on clothing, and 50% on rent. If over the course of a year the price of food rises 10%, the price of clothing drops 5% and rent rises 15%, what is the average price increase experienced by these consumers?
Swain Athletic Gear (SAG) operates six retail outlets in a large Midwest city. One is in the center of the city on Cornwall Street and the others are scattered around the perimeter of the city. Management at SAG is concerned about declining sales and profitability of the Cornwall store and believes that outlet has been a drag on profits in recent years. The most recent income statement for the Cornwall store follows. SWAIN ATHLETIC GEAR Cornwall Street Store Income Statement For the Year Ending February 28 Sales revenue $ 12,300,000 Costs Cost of goods sold $ 5,289,000 Advertising 1,421,000 Store administrative salaries 975,000 Sales commissions 1,056,000 Leases and utilities 2,100,000 Allocated corporate support 1,622,000 Total costs $ 12,463,000 Net loss before tax benefit $ (163,000) Tax benefit at 25% (40,750) Net loss $ (122,250) The CFO at SAG has asked for your advice on closing the Cornwall Street store. If the Cornwall Street store is…
The Deinell-Forging-Corporation manufactures four highly confidential products that it supplies to ammunition firms that hold RSA government contracts. Each product must pass through the following departments before being shipped: forging, cleaning, weighing, and inspection. The time requirement in hours for each unit and its corresponding profit value are summarised in the following table: Department Product Forging Cleaning Weighing Inspection |хм122 Unit profit (Rand) 0.6 0.3 0.3 0.5 11000 XJ312 1.5 4 2. 14000 RM122 RM126 1.5 2. 1. 0.5 17000 1. 1.5 13000 Monthly available production in each department and the minimum monthly production requirement to fulfil these contracts are: Сараcity Departme (hours) Product Minimum production level Forging Cleaning Weighing Inspectior 10000 RM126 13000 XM122 130 15000 XJ312 80 24000 RM122 260 320 The production manager needs to specify production levels for each product for the next month. Formulate this problem to help him maximise the total…

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(a) Find the mean profit. The mean profit was billion dollars. Part: 1 / 3 Part 2 of 3 (b) Find the median profit. The median profit was billion dollars.