The following table shows the personal income per capita for Tennessee in constant 2005 dollars for years since 1980 through 2000.Year TN income31029371375411172421521339192537023284553035307A scatter plot for the data with a graph of a linear model follows.36000+33000-30000-27000-240002100018000-15000-12000-9000-3 6 9 12 15 18 21 24 27 30Use the above scatter plot to decide whether a linear model fits the data.OAlinear model fits the dataOAlinear model does not fit the data well.Let I(t) be the per capita income in TN in dollars for tyears since 1980.A linear model for the data is I(t) =|Estimate the per capita income in 2014. sUse the model to predict the year in which the income will be s39300.Preview . Use three decimals in your answer.| Round your answer to dollars.0.99961231028085

Given the data as Year TN income 3 10293 7 13754 11 17242 15 21339 19 25370 23 28455…

Answered: The following table shows the personal…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Year Percent of workers paid hourly rates 1979 61.2 1980 60.7 1981 61.3 1982 61.3 1983 61.8 1984 61.7 1985 61.8 1986 62.0 1987 62.7 1990 62.8 1992 62.9 The percent of female wage and salary workers who are paid hourly rates is given above for the years 1979-1992. a. Using "year" as the independent variable and "percent" as the dependent variable, make a scatter plot of the data. b. Does it appear from inspection that there is a relationship between the variables? c. Find the estimated percents for 1991 and 1988. d. Use the two points in part C to plot the least squares line on your graph from part A.
Assume that the median rent will grow linearly, and use the data in the table below to find a formula for the each of the following linear functions: - allows you to predict the median rent for all renters at any time years after 2010. - allows you to predict the median rent for recent renters at any time years after 2010
design a linear model for this data and jusify this mode(state why it is better to use this model than others)
A car manufacturer company shares the data of its one of the brands in 1086cc category during 2003 to 2009. The data listed in Table No.3. Table 3. The number of sales of a car in 1086cc category Year No. 1 Sales 3| 4 | 5 | 6| 7 | 3135 | 6922 | 7009| 7031| 3470| 2227| 404 2 (a) Let you are working in the data processing unit of this company. Compare years and sales by using suitable graphing technique and suggests why the company should make some changes in this product otherwise the company should discontinue the production of this model. (b) Apply a statistical technique that quantifies the relationship between the number of years and corresponding sales. Interpret the results that you obtained through statistical technique to justify your explanation.
The following table shows the average yearly tuition and required fees, in dollars, charged by four-year American private universities in the school year beginning in the given year. Date Average tuition 2012 $27,870 2013 $29,004 2014 $30,138 2015 $31,272 2016 $32,406 (a) Show that these data can be modeled by a linear function. For each change of 1 year in time there is an increase of $ in tuition. Find its formula. (Let d be the date in terms of number of years since 2012 and T tuition in dollars.) T(d) = 27,870+1134d (b) Plot the data points and add the graph of the linear formula you found in part (a). (c) What prediction does this formula give for average tuition and fees at four-year American private universities for the academic year ending in 2018?$
a) Find the equation of the line which is the best fit for the data, with x equal to the number of years after 1999 and y equal to the millions of people b) Ise the model to estimate the number of people who took trips in 2008.
The table gives information about the number of people staying in a hotel each quarter in 2020 and in 2021.Calculate the 4-point moving averages for this information. year 2020 2021 quarter 1 2 3 4 1 2 3 4 people 261 353 372 290 193 309 292 202
The Cloud World IT cloud services revenues from2009 and projected to 2015 are shown in the table.a. Create a scatter plot for the data with y equal tothe billions of dollars of revenue and x equal to thenumber of years after 2000.b. Use the scatter plot to determine whether the datacan be fit exactly by a linear function.
The scatter plot shows the relationship between the number of minutes studying for a test (x) and the Score earned (y). Make a scatterplot for the data. Time Studying (x) 40 50 60 70 80 90 100 110 Score (y) 2 3 6 7 9. +H+ 10 6. -7- 4 3 1- 10, 10 20 30 40 50 60 70 80 90 100 110 12 7:04 PM Desktop 12/8/2026
U.S. Population Over Age 16 The table gives theprojections of the population, in millions, of U.S.residents over age 16 for selected years 2015 to 2060.a. Graph the data, with y equal to the population inmillions and x equal to the number of years after2010.b. Find a linear function that models the data, with yequal to the population in millions and x equal to thenumber of years after 2010.c. Graph the model and the data on the same axesand comment on the fit of the model to the data.d. What does the model predict that the populationwill be in 2042?e. In what year does the model predict that the population will be 336.827 million?

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