In a survey conducted by a business-advisory firm of 4980 adults 18 years old and older in June 2009, during the "GreatRecession," the following question was asked: How long do you think it will take to recover your personal net worth? Theresults of the survey follow. (Round your answers to three decimal places.)Answer (years)5-103-41-2210Respondents100413072112557(a) Determine the empirical probability distribution associated with these data.Answer (years)1-23-45-10210Probability(b) If a person who participated in the survey is selected at random, what is the probability that he or she expectsthat it will take 5 or more years to recover his or her personal net worth?

(a)The total number of adults or person in a survey conducted by a business-advisory firm is…

Answered: In a survey conducted by a…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.2: Arithmetic Sequences

Problem 67E

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The table below shows hypothetical values, in billions of dollars, of different forms of money. Use the table to calculate the M1 and M2 money supplies for each year, as well as the growth rates of the M1 and M2 money supplies from the previous Why are the growth rates of M1 and M2 so different? 2019 2020 2021 2022 A Currency 880 895 900 906 B Money market mutual fund shares 680 685 683 692 C Saving account deposits 5500 5780 5968 6105 D Money market deposits accounts 1214 1245 1274 1329 E Demand and checkable deposits 1000 972 980 993 F Small denomination time deposits 840 871 1133 1576 G Traveler’s check 5 5 4 3 H 3-month treasury bills 1986 2374 2436 2502
Number of Certified Organic Farmsin the United States, 2001–2008 Year Farms 2001 5,153 2002 5,454 2003 6,178 2004 6,150 2005 6,598 2006 7,486 2007 9,248 2008 11,043 Fit three trends (linear, quadratic, exponential) to the time series. (A negative value should be indicated by a minus sign. Do not round the intermediate calculations. Round your final answers to 2 decimal places.) Linear yt = xt + Quadratic yt = xt2+ xt + Exponential yt = e x Use each of the three fitted trend equations to make numerical forecasts for the next three years. (Round the intermediate calculations to 2 decimal places and round your final answers to 1 decimal place.) t Linear Exponential Quadratic 9 10 11
In time series, what is Persistence of shock (infinite memory)?
Since the discovery of the tiger gar population in Lake Richmond, the population of bluegill fish has also shown significant change: 2016 2017 2018 2019 2020 2021 2,465 2,092 1,783 1,513 1,287 1,094 If the current change in population continues, how many bluegill could be expected to live in the lake in the year 2025? (Round to the nearest hundredth.)
61. The fox population in a certain region has an annualgrowth rate of 9% per year. In the year 2012, therewere 23,900 fox counted in the area. What is the foxpopulation predicted to be in the year 2020?
A grey squirrel population was introduced in a certain county of Great Britain 35 years ago. Biologists observe that the population doubles every 7 years, and now the population is 120,000. (a) What was the initial size of the squirrel population?
Naïve Average Moving Average Weighted Moving Average using the weights of .8, .15, and .05 with .8 being the most current, then .15, then .05 ExponA using and alpha level of .75 ExponB will automatically be .25 when A is .75 Exponential Solver What is the best alpha level as determined by the Exponential Solver? Which is the best forecasting option for MAE? What is the MAE? Which is the best forecasting option for MAPE? What is the MAPE? Period Sales 1 115 2 118 3 128 4 122 5 135 6 128 7 135 8 132 9 132 10 135

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